diff --git a/descriptions/api.github.com/api.github.com.2022-11-28.json b/descriptions/api.github.com/api.github.com.2022-11-28.json
index 8a691cd246..8a027899fb 100644
--- a/descriptions/api.github.com/api.github.com.2022-11-28.json
+++ b/descriptions/api.github.com/api.github.com.2022-11-28.json
@@ -96515,6 +96515,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -97035,6 +97040,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -265553,7 +265563,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/api.github.com/api.github.com.2022-11-28.yaml b/descriptions/api.github.com/api.github.com.2022-11-28.yaml
index 97d624e82f..47a088776b 100644
--- a/descriptions/api.github.com/api.github.com.2022-11-28.yaml
+++ b/descriptions/api.github.com/api.github.com.2022-11-28.yaml
@@ -70270,6 +70270,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -70654,6 +70659,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -198872,6 +198882,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/api.github.com/api.github.com.json b/descriptions/api.github.com/api.github.com.json
index 8a691cd246..8a027899fb 100644
--- a/descriptions/api.github.com/api.github.com.json
+++ b/descriptions/api.github.com/api.github.com.json
@@ -96515,6 +96515,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -97035,6 +97040,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -265553,7 +265563,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/api.github.com/api.github.com.yaml b/descriptions/api.github.com/api.github.com.yaml
index 97d624e82f..47a088776b 100644
--- a/descriptions/api.github.com/api.github.com.yaml
+++ b/descriptions/api.github.com/api.github.com.yaml
@@ -70270,6 +70270,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -70654,6 +70659,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -198872,6 +198882,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
index 1748ff2127..e922cee1f2 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
+++ b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
@@ -24837,6 +24837,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -26156,6 +26161,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -26331,7 +26341,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -26647,6 +26658,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -27230,6 +27246,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -28510,6 +28531,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -28685,7 +28711,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -29743,6 +29770,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -29918,7 +29950,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -32985,6 +33018,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -33349,6 +33387,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -34959,6 +35002,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -35134,7 +35182,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -496931,6 +496980,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
index 24952a3b25..a37fbc5cf5 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
+++ b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
@@ -10526,6 +10526,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -11047,6 +11052,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -11086,6 +11096,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.deref.json b/descriptions/api.github.com/dereferenced/api.github.com.deref.json
index 1748ff2127..e922cee1f2 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.deref.json
+++ b/descriptions/api.github.com/dereferenced/api.github.com.deref.json
@@ -24837,6 +24837,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -26156,6 +26161,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -26331,7 +26341,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -26647,6 +26658,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -27230,6 +27246,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -28510,6 +28531,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -28685,7 +28711,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -29743,6 +29770,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -29918,7 +29950,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -32985,6 +33018,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -33349,6 +33387,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -34959,6 +35002,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -35134,7 +35182,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -496931,6 +496980,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml b/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
index 24952a3b25..a37fbc5cf5 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
+++ b/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
@@ -10526,6 +10526,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -11047,6 +11052,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -11086,6 +11096,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
index 722fad23d8..77bcaa4b1c 100644
--- a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
+++ b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
@@ -35006,6 +35006,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -36325,6 +36330,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -36500,7 +36510,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -36816,6 +36827,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -37399,6 +37415,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -38679,6 +38700,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -38854,7 +38880,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -39912,6 +39939,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -40087,7 +40119,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -43154,6 +43187,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -43518,6 +43556,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -45128,6 +45171,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -45303,7 +45351,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -524711,6 +524760,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
index 8b5973b61a..a38b5a48d7 100644
--- a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
+++ b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
@@ -14725,6 +14725,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -15246,6 +15251,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -15285,6 +15295,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghec/dereferenced/ghec.deref.json b/descriptions/ghec/dereferenced/ghec.deref.json
index 722fad23d8..77bcaa4b1c 100644
--- a/descriptions/ghec/dereferenced/ghec.deref.json
+++ b/descriptions/ghec/dereferenced/ghec.deref.json
@@ -35006,6 +35006,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -36325,6 +36330,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -36500,7 +36510,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -36816,6 +36827,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -37399,6 +37415,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -38679,6 +38700,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -38854,7 +38880,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -39912,6 +39939,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -40087,7 +40119,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -43154,6 +43187,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -43518,6 +43556,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -45128,6 +45171,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -45303,7 +45351,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -524711,6 +524760,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/ghec/dereferenced/ghec.deref.yaml b/descriptions/ghec/dereferenced/ghec.deref.yaml
index 8b5973b61a..a38b5a48d7 100644
--- a/descriptions/ghec/dereferenced/ghec.deref.yaml
+++ b/descriptions/ghec/dereferenced/ghec.deref.yaml
@@ -14725,6 +14725,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -15246,6 +15251,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -15285,6 +15295,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghec/ghec.2022-11-28.json b/descriptions/ghec/ghec.2022-11-28.json
index ed2d1bc0d7..a444061c8f 100644
--- a/descriptions/ghec/ghec.2022-11-28.json
+++ b/descriptions/ghec/ghec.2022-11-28.json
@@ -105918,6 +105918,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -106438,6 +106443,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -277012,7 +277022,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/ghec/ghec.2022-11-28.yaml b/descriptions/ghec/ghec.2022-11-28.yaml
index 1dd5a4370e..3ce9433221 100644
--- a/descriptions/ghec/ghec.2022-11-28.yaml
+++ b/descriptions/ghec/ghec.2022-11-28.yaml
@@ -77232,6 +77232,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -77616,6 +77621,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -207341,6 +207351,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghec/ghec.json b/descriptions/ghec/ghec.json
index ed2d1bc0d7..a444061c8f 100644
--- a/descriptions/ghec/ghec.json
+++ b/descriptions/ghec/ghec.json
@@ -105918,6 +105918,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -106438,6 +106443,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -277012,7 +277022,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/ghec/ghec.yaml b/descriptions/ghec/ghec.yaml
index 1dd5a4370e..3ce9433221 100644
--- a/descriptions/ghec/ghec.yaml
+++ b/descriptions/ghec/ghec.yaml
@@ -77232,6 +77232,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -77616,6 +77621,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -207341,6 +207351,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.json b/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.json
index 56e05b84bd..d59685b575 100644
--- a/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.json
+++ b/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.json
@@ -42648,6 +42648,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -43967,6 +43972,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -44142,7 +44152,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -44458,6 +44469,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -45041,6 +45057,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -46321,6 +46342,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -46496,7 +46522,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -47554,6 +47581,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -47729,7 +47761,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -50796,6 +50829,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -51160,6 +51198,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -52770,6 +52813,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -52945,7 +52993,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -421546,6 +421595,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.yaml b/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.yaml
index e20a31220f..614c8b162b 100644
--- a/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.yaml
+++ b/descriptions/ghes-3.10/dereferenced/ghes-3.10.2022-11-28.deref.yaml
@@ -14545,6 +14545,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -15066,6 +15071,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -15105,6 +15115,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.json b/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.json
index 56e05b84bd..d59685b575 100644
--- a/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.json
+++ b/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.json
@@ -42648,6 +42648,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -43967,6 +43972,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -44142,7 +44152,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -44458,6 +44469,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -45041,6 +45057,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -46321,6 +46342,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -46496,7 +46522,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -47554,6 +47581,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -47729,7 +47761,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -50796,6 +50829,11 @@
                             },
                             "content": {
                               "type": "string"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -51160,6 +51198,11 @@
                           },
                           "size": {
                             "type": "integer"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -52770,6 +52813,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -52945,7 +52993,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -421546,6 +421595,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
diff --git a/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.yaml b/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.yaml
index e20a31220f..614c8b162b 100644
--- a/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.yaml
+++ b/descriptions/ghes-3.10/dereferenced/ghes-3.10.deref.yaml
@@ -14545,6 +14545,11 @@ paths:
                             type: string
                           size:
                             type: integer
+                          encoding:
+                            type: string
+                            description: The encoding used for `content`. Currently,
+                              `"utf-8"` and `"base64"` are supported.
+                            default: utf-8
                     public:
                       type: boolean
                     created_at:
@@ -15066,6 +15071,11 @@ paths:
                           type: boolean
                         content:
                           type: string
+                        encoding:
+                          type: string
+                          description: The encoding used for `content`. Currently,
+                            `"utf-8"` and `"base64"` are supported.
+                          default: utf-8
                   public:
                     type: boolean
                   created_at:
@@ -15105,6 +15115,7 @@ paths:
                         size: 23
                         truncated: false
                         content: Hello world from GitHub
+                        encoding: utf-8
                     public: true
                     created_at: '2022-09-20T12:11:58Z'
                     updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghes-3.10/ghes-3.10.2022-11-28.json b/descriptions/ghes-3.10/ghes-3.10.2022-11-28.json
index 510c6bcfb2..5cd1183db5 100644
--- a/descriptions/ghes-3.10/ghes-3.10.2022-11-28.json
+++ b/descriptions/ghes-3.10/ghes-3.10.2022-11-28.json
@@ -92579,6 +92579,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -93099,6 +93104,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -249300,7 +249310,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/ghes-3.10/ghes-3.10.2022-11-28.yaml b/descriptions/ghes-3.10/ghes-3.10.2022-11-28.yaml
index 349a315ac5..b2cf6d8752 100644
--- a/descriptions/ghes-3.10/ghes-3.10.2022-11-28.yaml
+++ b/descriptions/ghes-3.10/ghes-3.10.2022-11-28.yaml
@@ -66804,6 +66804,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -67188,6 +67193,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -186040,6 +186050,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghes-3.10/ghes-3.10.json b/descriptions/ghes-3.10/ghes-3.10.json
index 510c6bcfb2..5cd1183db5 100644
--- a/descriptions/ghes-3.10/ghes-3.10.json
+++ b/descriptions/ghes-3.10/ghes-3.10.json
@@ -92579,6 +92579,11 @@
                 },
                 "size": {
                   "type": "integer"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -93099,6 +93104,11 @@
                 },
                 "content": {
                   "type": "string"
+                },
+                "encoding": {
+                  "type": "string",
+                  "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                  "default": "utf-8"
                 }
               }
             }
@@ -249300,7 +249310,8 @@
               "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
               "size": 23,
               "truncated": false,
-              "content": "Hello world from GitHub"
+              "content": "Hello world from GitHub",
+              "encoding": "utf-8"
             }
           },
           "public": true,
diff --git a/descriptions/ghes-3.10/ghes-3.10.yaml b/descriptions/ghes-3.10/ghes-3.10.yaml
index 349a315ac5..b2cf6d8752 100644
--- a/descriptions/ghes-3.10/ghes-3.10.yaml
+++ b/descriptions/ghes-3.10/ghes-3.10.yaml
@@ -66804,6 +66804,11 @@ components:
                 type: string
               size:
                 type: integer
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -67188,6 +67193,11 @@ components:
                 type: boolean
               content:
                 type: string
+              encoding:
+                type: string
+                description: The encoding used for `content`. Currently, `"utf-8"`
+                  and `"base64"` are supported.
+                default: utf-8
         public:
           type: boolean
         created_at:
@@ -186040,6 +186050,7 @@ components:
             size: 23
             truncated: false
             content: Hello world from GitHub
+            encoding: utf-8
         public: true
         created_at: '2022-09-20T12:11:58Z'
         updated_at: '2022-09-21T10:28:06Z'
diff --git a/descriptions/ghes-3.11/dereferenced/ghes-3.11.2022-11-28.deref.json b/descriptions/ghes-3.11/dereferenced/ghes-3.11.2022-11-28.deref.json
index 1e8e5c8db5..648dbc58b7 100644
--- a/descriptions/ghes-3.11/dereferenced/ghes-3.11.2022-11-28.deref.json
+++ b/descriptions/ghes-3.11/dereferenced/ghes-3.11.2022-11-28.deref.json
@@ -44220,6 +44220,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -45539,6 +45544,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -45714,7 +45724,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from GitHub",
+                          "encoding": "utf-8"
                         }
                       },
                       "public": true,
@@ -46030,6 +46041,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -46613,6 +46629,11 @@
                             },
                             "size": {
                               "type": "integer"
+                            },
+                            "encoding": {
+                              "type": "string",
+                              "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                              "default": "utf-8"
                             }
                           }
                         }
@@ -47893,6 +47914,11 @@
                           },
                           "content": {
                             "type": "string"
+                          },
+                          "encoding": {
+                            "type": "string",
+                            "description": "The encoding used for `content`. Currently, `\"utf-8\"` and `\"base64\"` are supported.",
+                            "default": "utf-8"
                           }
                         }
                       }
@@ -48068,7 +48094,8 @@
                           "raw_url": "https://gist.githubusercontent.com/monalisa/2decf6c462d9b4418f2/raw/ac3e6daf176fafe73609fd000cd188e4472010fb/README.md",
                           "size": 23,
                           "truncated": false,
-                          "content": "Hello world from GitHub"
+                          "content": "Hello world from {"code":"internal","msg":"git-diff-tree: context deadline exceeded","meta":{"cause":"*fmt.wrapError"}}