diff --git a/specification/metaplex-das-api.json b/specification/metaplex-das-api.json
index 4e72d23..64e9a7b 100644
--- a/specification/metaplex-das-api.json
+++ b/specification/metaplex-das-api.json
@@ -1,8 +1,8 @@
 {
   "openrpc": "1.2.6",
   "info": {
-    "version": "1.1.0",
-    "title": "Metaplex Digital Asset Standard API"
+    "title": "Metaplex Digital Asset Standard API",
+    "version": "1.1.1"
   },
   "methods": [
     {
@@ -246,9 +246,21 @@
                 "tree"
               ],
               "properties": {
+                "asset_data_hash": {
+                  "type": [
+                    "string",
+                    "null"
+                  ]
+                },
                 "asset_hash": {
                   "type": "string"
                 },
+                "collection_hash": {
+                  "type": [
+                    "string",
+                    "null"
+                  ]
+                },
                 "compressed": {
                   "type": "boolean"
                 },
@@ -261,6 +273,14 @@
                 "eligible": {
                   "type": "boolean"
                 },
+                "flags": {
+                  "type": [
+                    "integer",
+                    "null"
+                  ],
+                  "format": "uint8",
+                  "minimum": 0
+                },
                 "leaf_id": {
                   "type": "integer",
                   "format": "int64"
@@ -288,6 +308,7 @@
                 "$schema": {
                   "type": "string"
                 },
+                "category": true,
                 "files": {
                   "type": [
                     "array",
@@ -487,6 +508,7 @@
                 "ProgrammableNFT",
                 "MplCoreAsset",
                 "MplCoreCollection",
+                "MplBubblegumV2",
                 "Custom"
               ]
             },
@@ -547,6 +569,12 @@
                 "frozen": {
                   "type": "boolean"
                 },
+                "non_transferable": {
+                  "type": [
+                    "boolean",
+                    "null"
+                  ]
+                },
                 "owner": {
                   "type": "string"
                 },
@@ -831,9 +859,21 @@
                   "tree"
                 ],
                 "properties": {
+                  "asset_data_hash": {
+                    "type": [
+                      "string",
+                      "null"
+                    ]
+                  },
                   "asset_hash": {
                     "type": "string"
                   },
+                  "collection_hash": {
+                    "type": [
+                      "string",
+                      "null"
+                    ]
+                  },
                   "compressed": {
                     "type": "boolean"
                   },
@@ -846,6 +886,14 @@
                   "eligible": {
                     "type": "boolean"
                   },
+                  "flags": {
+                    "type": [
+                      "integer",
+                      "null"
+                    ],
+                    "format": "uint8",
+                    "minimum": 0
+                  },
                   "leaf_id": {
                     "type": "integer",
                     "format": "int64"
@@ -873,6 +921,7 @@
                   "$schema": {
                     "type": "string"
                   },
+                  "category": true,
                   "files": {
                     "type": [
                       "array",
@@ -1072,6 +1121,7 @@
                   "ProgrammableNFT",
                   "MplCoreAsset",
                   "MplCoreCollection",
+                  "MplBubblegumV2",
                   "Custom"
                 ]
               },
@@ -1132,6 +1182,12 @@
                   "frozen": {
                     "type": "boolean"
                   },
+                  "non_transferable": {
+                    "type": [
+                      "boolean",
+                      "null"
+                    ]
+                  },
                   "owner": {
                     "type": "string"
                   },
@@ -1515,9 +1571,21 @@
                       "tree"
                     ],
                     "properties": {
+                      "asset_data_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "asset_hash": {
                         "type": "string"
                       },
+                      "collection_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "compressed": {
                         "type": "boolean"
                       },
@@ -1530,6 +1598,14 @@
                       "eligible": {
                         "type": "boolean"
                       },
+                      "flags": {
+                        "type": [
+                          "integer",
+                          "null"
+                        ],
+                        "format": "uint8",
+                        "minimum": 0
+                      },
                       "leaf_id": {
                         "type": "integer",
                         "format": "int64"
@@ -1557,6 +1633,7 @@
                       "$schema": {
                         "type": "string"
                       },
+                      "category": true,
                       "files": {
                         "type": [
                           "array",
@@ -1756,6 +1833,7 @@
                       "ProgrammableNFT",
                       "MplCoreAsset",
                       "MplCoreCollection",
+                      "MplBubblegumV2",
                       "Custom"
                     ]
                   },
@@ -1816,6 +1894,12 @@
                       "frozen": {
                         "type": "boolean"
                       },
+                      "non_transferable": {
+                        "type": [
+                          "boolean",
+                          "null"
+                        ]
+                      },
                       "owner": {
                         "type": "string"
                       },
@@ -2225,9 +2309,21 @@
                       "tree"
                     ],
                     "properties": {
+                      "asset_data_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "asset_hash": {
                         "type": "string"
                       },
+                      "collection_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "compressed": {
                         "type": "boolean"
                       },
@@ -2240,6 +2336,14 @@
                       "eligible": {
                         "type": "boolean"
                       },
+                      "flags": {
+                        "type": [
+                          "integer",
+                          "null"
+                        ],
+                        "format": "uint8",
+                        "minimum": 0
+                      },
                       "leaf_id": {
                         "type": "integer",
                         "format": "int64"
@@ -2267,6 +2371,7 @@
                       "$schema": {
                         "type": "string"
                       },
+                      "category": true,
                       "files": {
                         "type": [
                           "array",
@@ -2466,6 +2571,7 @@
                       "ProgrammableNFT",
                       "MplCoreAsset",
                       "MplCoreCollection",
+                      "MplBubblegumV2",
                       "Custom"
                     ]
                   },
@@ -2526,6 +2632,12 @@
                       "frozen": {
                         "type": "boolean"
                       },
+                      "non_transferable": {
+                        "type": [
+                          "boolean",
+                          "null"
+                        ]
+                      },
                       "owner": {
                         "type": "string"
                       },
@@ -2937,9 +3049,21 @@
                       "tree"
                     ],
                     "properties": {
+                      "asset_data_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "asset_hash": {
                         "type": "string"
                       },
+                      "collection_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "compressed": {
                         "type": "boolean"
                       },
@@ -2952,6 +3076,14 @@
                       "eligible": {
                         "type": "boolean"
                       },
+                      "flags": {
+                        "type": [
+                          "integer",
+                          "null"
+                        ],
+                        "format": "uint8",
+                        "minimum": 0
+                      },
                       "leaf_id": {
                         "type": "integer",
                         "format": "int64"
@@ -2979,6 +3111,7 @@
                       "$schema": {
                         "type": "string"
                       },
+                      "category": true,
                       "files": {
                         "type": [
                           "array",
@@ -3178,6 +3311,7 @@
                       "ProgrammableNFT",
                       "MplCoreAsset",
                       "MplCoreCollection",
+                      "MplBubblegumV2",
                       "Custom"
                     ]
                   },
@@ -3238,6 +3372,12 @@
                       "frozen": {
                         "type": "boolean"
                       },
+                      "non_transferable": {
+                        "type": [
+                          "boolean",
+                          "null"
+                        ]
+                      },
                       "owner": {
                         "type": "string"
                       },
@@ -3643,9 +3783,21 @@
                       "tree"
                     ],
                     "properties": {
+                      "asset_data_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "asset_hash": {
                         "type": "string"
                       },
+                      "collection_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "compressed": {
                         "type": "boolean"
                       },
@@ -3658,6 +3810,14 @@
                       "eligible": {
                         "type": "boolean"
                       },
+                      "flags": {
+                        "type": [
+                          "integer",
+                          "null"
+                        ],
+                        "format": "uint8",
+                        "minimum": 0
+                      },
                       "leaf_id": {
                         "type": "integer",
                         "format": "int64"
@@ -3685,6 +3845,7 @@
                       "$schema": {
                         "type": "string"
                       },
+                      "category": true,
                       "files": {
                         "type": [
                           "array",
@@ -3884,6 +4045,7 @@
                       "ProgrammableNFT",
                       "MplCoreAsset",
                       "MplCoreCollection",
+                      "MplBubblegumV2",
                       "Custom"
                     ]
                   },
@@ -3944,6 +4106,12 @@
                       "frozen": {
                         "type": "boolean"
                       },
+                      "non_transferable": {
+                        "type": [
+                          "boolean",
+                          "null"
+                        ]
+                      },
                       "owner": {
                         "type": "string"
                       },
@@ -4250,6 +4418,7 @@
                   "ProgrammableNFT",
                   "MplCoreAsset",
                   "MplCoreCollection",
+                  "MplBubblegumV2",
                   "Custom"
                 ]
               },
@@ -4525,9 +4694,21 @@
                       "tree"
                     ],
                     "properties": {
+                      "asset_data_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "asset_hash": {
                         "type": "string"
                       },
+                      "collection_hash": {
+                        "type": [
+                          "string",
+                          "null"
+                        ]
+                      },
                       "compressed": {
                         "type": "boolean"
                       },
@@ -4540,6 +4721,14 @@
                       "eligible": {
                         "type": "boolean"
                       },
+                      "flags": {
+                        "type": [
+                          "integer",
+                          "null"
+                        ],
+                        "format": "uint8",
+                        "minimum": 0
+                      },
                       "leaf_id": {
                         "type": "integer",
                         "format": "int64"
@@ -4567,6 +4756,7 @@
                       "$schema": {
                         "type": "string"
                       },
+                      "category": true,
                       "files": {
                         "type": [
                           "array",
@@ -4766,6 +4956,7 @@
                       "ProgrammableNFT",
                       "MplCoreAsset",
                       "MplCoreCollection",
+                      "MplBubblegumV2",
                       "Custom"
                     ]
                   },
@@ -4826,6 +5017,12 @@
                       "frozen": {
                         "type": "boolean"
                       },
+                      "non_transferable": {
+                        "type": [
+                          "boolean",
+                          "null"
+                        ]
+                      },
                       "owner": {
                         "type": "string"
                       },