diff --git a/package-lock.json b/package-lock.json
index c1dbb8a..86ba9dc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -265,6 +265,8 @@
     },
     "@grpc/proto-loader": {
       "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.5.3.tgz",
+      "integrity": "sha512-8qvUtGg77G2ZT2HqdqYoM/OY97gQd/0crSG34xNmZ4ZOsv3aQT/FQV9QfZPazTGna6MIoyUd+u6AxsoZjJ/VMQ==",
       "requires": {
         "lodash.camelcase": "^4.3.0",
         "protobufjs": "^6.8.6"
@@ -505,6 +507,8 @@
     },
     "@nestjs/common": {
       "version": "6.10.12",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-6.10.12.tgz",
+      "integrity": "sha512-UWQ3HqMDVAf85HNZAgahT0Ig7/4WGI1jE+UvZlNMIrLcI8y98LHwbS8fwHUxdRYW9L7NEDTYn8oBL6lS+z4OWA==",
       "requires": {
         "axios": "0.19.0",
         "cli-color": "2.0.0",
@@ -513,6 +517,8 @@
     },
     "@nestjs/core": {
       "version": "6.10.12",
+      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-6.10.12.tgz",
+      "integrity": "sha512-pZ+KK7BQ9OH6ZSQoakbodFTuoUqa14WDJ/d1GQZbDpkGGOv26rmitjHmuBRMkttkHHsSvLtU1Y2e4vtMFevDcA==",
       "requires": {
         "@nuxtjs/opencollective": "0.2.2",
         "fast-safe-stringify": "2.0.7",
@@ -523,6 +529,8 @@
     },
     "@nestjs/graphql": {
       "version": "6.5.3",
+      "resolved": "https://registry.npmjs.org/@nestjs/graphql/-/graphql-6.5.3.tgz",
+      "integrity": "sha512-k+mR+5Dhl2GsszpvNIvvM+9PHlJZncOEvQGHhC0loaHttL75PwU8m3Lwgcgun3Ej1OE1w6h6UwL4sc9PoxNZxA==",
       "requires": {
         "@types/graphql": "14.2.3",
         "chokidar": "3.1.1",
@@ -609,6 +617,8 @@
     },
     "@nestjs/microservices": {
       "version": "6.10.12",
+      "resolved": "https://registry.npmjs.org/@nestjs/microservices/-/microservices-6.10.12.tgz",
+      "integrity": "sha512-I7eYZpeVNCt2LM6PmlVWWVRvoOeJz00jABcLo+KKBnlo2pIWCH7W84wZslSWSJPi2q11j6tWvfAtUdR29pX53Q==",
       "requires": {
         "iterare": "1.2.0",
         "json-socket": "0.3.0"
@@ -616,6 +626,8 @@
     },
     "@nestjs/platform-express": {
       "version": "6.10.12",
+      "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-6.10.12.tgz",
+      "integrity": "sha512-XNW2tBIF229OQtZ+rcBLGcqh7QM2C3et7zry/af+nWNecKCiORyDNAQBAi8r6n6BtQJUv4Po7Wts5CGJz0Nldw==",
       "requires": {
         "body-parser": "1.19.0",
         "cors": "2.8.5",
@@ -625,6 +637,8 @@
     },
     "@nestjs/testing": {
       "version": "6.10.12",
+      "resolved": "https://registry.npmjs.org/@nestjs/testing/-/testing-6.10.12.tgz",
+      "integrity": "sha512-dHCv7FFnZingfUeuQKO3ybbC/kWyrP2W/i7SSn04+ntvKDzd9cysNgEH1YCdUjH2HeADy21H0CK2Q8OqY8ROTA==",
       "dev": true,
       "requires": {
         "optional": "0.1.4"
@@ -917,6 +931,8 @@
     },
     "@types/jest": {
       "version": "24.0.24",
+      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-24.0.24.tgz",
+      "integrity": "sha512-vgaG968EDPSJPMunEDdZvZgvxYSmeH8wKqBlHSkBt1pV2XlLEVDzsj1ZhLuI4iG4Pv841tES61txSBF0obh4CQ==",
       "dev": true,
       "requires": {
         "jest-diff": "^24.3.0"
@@ -982,8 +998,7 @@
     "@types/semver": {
       "version": "6.2.0",
       "resolved": "https://registry.npm.taobao.org/@types/semver/download/@types/semver-6.2.0.tgz",
-      "integrity": "sha1-1ojVdEANlsWwEUlocFNm9DGDHho=",
-      "optional": true
+      "integrity": "sha1-1ojVdEANlsWwEUlocFNm9DGDHho="
     },
     "@types/serve-static": {
       "version": "1.13.3",
@@ -1012,6 +1027,8 @@
     },
     "@types/supertest": {
       "version": "2.0.8",
+      "resolved": "https://registry.npmjs.org/@types/supertest/-/supertest-2.0.8.tgz",
+      "integrity": "sha512-wcax7/ip4XSSJRLbNzEIUVy2xjcBIZZAuSd2vtltQfRK7kxhx5WMHbLHkYdxN3wuQCrwpYrg86/9byDjPXoGMA==",
       "dev": true,
       "requires": {
         "@types/superagent": "*"
@@ -1314,6 +1331,8 @@
     },
     "apollo-server-express": {
       "version": "2.9.14",
+      "resolved": "https://registry.npmjs.org/apollo-server-express/-/apollo-server-express-2.9.14.tgz",
+      "integrity": "sha512-ai+VKPlOUzJsbSQcazjATNtWwdgcvZBWBCbTF7ZUC9Uo6FfSlKOmP3raQAq+gKqsnFwv34p4k17c/Asw5ZjSMQ==",
       "requires": {
         "@apollographql/graphql-playground-html": "1.6.24",
         "@types/accepts": "^1.3.5",
@@ -1966,7 +1985,6 @@
       "version": "0.11.0",
       "resolved": "https://registry.npm.taobao.org/class-validator/download/class-validator-0.11.0.tgz",
       "integrity": "sha1-X8qLipV8c4pnSTkeA+6B+tN13Eo=",
-      "optional": true,
       "requires": {
         "@types/validator": "10.11.3",
         "google-libphonenumber": "^3.1.6",
@@ -3213,6 +3231,14 @@
       "resolved": "https://registry.npm.taobao.org/graceful-fs/download/graceful-fs-4.2.3.tgz",
       "integrity": "sha1-ShL/G2A3bvCYYsIJPt2Qgyi+hCM="
     },
+    "graphql": {
+      "version": "14.7.0",
+      "resolved": "https://registry.npmjs.org/graphql/-/graphql-14.7.0.tgz",
+      "integrity": "sha512-l0xWZpoPKpppFzMfvVyFmp9vLN7w/ZZJPefUicMCepfJeQ8sMcztloGYY9DfjVPo6tIUDzU5Hw3MUbIjj9AVVA==",
+      "requires": {
+        "iterall": "^1.2.2"
+      }
+    },
     "graphql-extensions": {
       "version": "0.10.8",
       "resolved": "https://registry.npm.taobao.org/graphql-extensions/download/graphql-extensions-0.10.8.tgz",
@@ -3243,7 +3269,6 @@
       "version": "0.3.0",
       "resolved": "https://registry.npm.taobao.org/graphql-query-complexity/download/graphql-query-complexity-0.3.0.tgz",
       "integrity": "sha1-caROEkt1kaGF2djN5VIFqldoDF0=",
-      "optional": true,
       "requires": {
         "lodash.get": "^4.4.2"
       }
@@ -3296,6 +3321,40 @@
         }
       }
     },
+    "graphql-tools": {
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/graphql-tools/-/graphql-tools-4.0.8.tgz",
+      "integrity": "sha512-MW+ioleBrwhRjalKjYaLQbr+920pHBgy9vM/n47sswtns8+96sRn5M/G+J1eu7IMeKWiN/9p6tmwCHU7552VJg==",
+      "requires": {
+        "apollo-link": "^1.2.14",
+        "apollo-utilities": "^1.0.1",
+        "deprecated-decorator": "^0.1.6",
+        "iterall": "^1.1.3",
+        "uuid": "^3.1.0"
+      },
+      "dependencies": {
+        "apollo-link": {
+          "version": "1.2.14",
+          "resolved": "https://registry.npmjs.org/apollo-link/-/apollo-link-1.2.14.tgz",
+          "integrity": "sha512-p67CMEFP7kOG1JZ0ZkYZwRDa369w5PIjtMjvrQd/HnIV8FRsHRqLqK+oAZQnFa1DDdZtOtHTi+aMIW6EatC2jg==",
+          "requires": {
+            "apollo-utilities": "^1.3.0",
+            "ts-invariant": "^0.4.0",
+            "tslib": "^1.9.3",
+            "zen-observable-ts": "^0.8.21"
+          }
+        },
+        "zen-observable-ts": {
+          "version": "0.8.21",
+          "resolved": "https://registry.npmjs.org/zen-observable-ts/-/zen-observable-ts-0.8.21.tgz",
+          "integrity": "sha512-Yj3yXweRc8LdRMrCC8nIc4kkjWecPAUVh0TI0OUrWXx6aX790vLcDlWca6I4vsyCGH3LpWxq0dJRcMOFoVqmeg==",
+          "requires": {
+            "tslib": "^1.9.3",
+            "zen-observable": "^0.8.0"
+          }
+        }
+      }
+    },
     "graphql-upload": {
       "version": "8.1.0",
       "resolved": "https://registry.npm.taobao.org/graphql-upload/download/graphql-upload-8.1.0.tgz",
@@ -3345,6 +3404,8 @@
     },
     "grpc": {
       "version": "1.24.2",
+      "resolved": "https://registry.npmjs.org/grpc/-/grpc-1.24.2.tgz",
+      "integrity": "sha512-EG3WH6AWMVvAiV15d+lr+K77HJ/KV/3FvMpjKjulXHbTwgDZkhkcWbwhxFAoTdxTkQvy0WFcO3Nog50QBbHZWw==",
       "requires": {
         "@types/bytebuffer": "^5.0.40",
         "lodash.camelcase": "^4.3.0",
@@ -3949,6 +4010,8 @@
     },
     "husky": {
       "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/husky/-/husky-3.1.0.tgz",
+      "integrity": "sha512-FJkPoHHB+6s4a+jwPqBudBDvYZsoQW5/HBuMSehC8qDiCe50kpcxeqFoDSlow+9I6wg47YxBoT3WxaURlrDIIQ==",
       "requires": {
         "chalk": "^2.4.2",
         "ci-info": "^2.0.0",
@@ -4486,6 +4549,8 @@
     },
     "jest": {
       "version": "24.9.0",
+      "resolved": "https://registry.npmjs.org/jest/-/jest-24.9.0.tgz",
+      "integrity": "sha512-YvkBL1Zm7d2B1+h5fHEOdyjCG+sGMz4f8D86/0HiqJ6MB4MnDc8FgP5vdWsGnemOQro7lnYo8UakZ3+5A0jxGw==",
       "dev": true,
       "requires": {
         "import-local": "^2.0.0",
@@ -6179,9 +6244,9 @@
       "integrity": "sha1-HEfyct8nfzsdrwYWd9nILiMixg4="
     },
     "object-path": {
-      "version": "0.11.4",
-      "resolved": "https://registry.npm.taobao.org/object-path/download/object-path-0.11.4.tgz",
-      "integrity": "sha1-NwrnUvvzfePqcKhhwju6iRVpGUk="
+      "version": "0.11.8",
+      "resolved": "https://registry.npmjs.org/object-path/-/object-path-0.11.8.tgz",
+      "integrity": "sha512-YJjNZrlXJFM42wTBn6zgOJVar9KFJvzx6sTWDte8sWZF//cnjl0BxHNpfZx+ZffXX63A9q0b1zsFiBX4g4X5KA=="
     },
     "object-visit": {
       "version": "1.0.1",
@@ -6495,6 +6560,8 @@
     },
     "prettier": {
       "version": "1.19.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.19.1.tgz",
+      "integrity": "sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==",
       "dev": true
     },
     "pretty-format": {
@@ -6726,7 +6793,9 @@
       }
     },
     "reflect-metadata": {
-      "version": "0.1.13"
+      "version": "0.1.13",
+      "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.1.13.tgz",
+      "integrity": "sha512-Ts1Y/anZELhSsjMcU605fU9RE4Oi3p5ORujwbIKXfWa+0Zxs510Qrmrce5/Jowq3cHSZSJqBjypxmHarc+vEWg=="
     },
     "regex-not": {
       "version": "1.0.2",
@@ -6897,6 +6966,8 @@
     },
     "rimraf": {
       "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.0.tgz",
+      "integrity": "sha512-NDGVxTsjqfunkds7CqsOiEnxln4Bo7Nddl3XhS4pXg5OzwkLqJ971ZVAAnB+DDLnF76N+VnDEiBHaVV8I06SUg==",
       "requires": {
         "glob": "^7.1.3"
       }
@@ -6917,6 +6988,14 @@
       "resolved": "https://registry.npm.taobao.org/run-parallel/download/run-parallel-1.1.9.tgz",
       "integrity": "sha1-yd06fPn0ssS2JE4XOm7YZuYd1nk="
     },
+    "rxjs": {
+      "version": "6.6.7",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.6.7.tgz",
+      "integrity": "sha512-hTdwr+7yYNIT5n4AMYp85KA6yw2Va0FLa3Rguvbpa4W3I5xynaBZo41cM3XM+4Q6fRMj3sBYIR1VAmZMXYJvRQ==",
+      "requires": {
+        "tslib": "^1.9.0"
+      }
+    },
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npm.taobao.org/safe-buffer/download/safe-buffer-5.1.2.tgz",
@@ -7507,6 +7586,8 @@
     },
     "supertest": {
       "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/supertest/-/supertest-4.0.2.tgz",
+      "integrity": "sha512-1BAbvrOZsGA3YTCWqbmh14L0YEq0EGICX/nBnfkfVJn7SrxQV1I3pMYjSzG9y/7ZU2V9dWqyqk2POwxlb09duQ==",
       "dev": true,
       "requires": {
         "methods": "^1.1.2",
@@ -7715,6 +7796,8 @@
     },
     "ts-node": {
       "version": "8.5.4",
+      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-8.5.4.tgz",
+      "integrity": "sha512-izbVCRV68EasEPQ8MSIGBNK9dc/4sYJJKYA+IarMQct1RtEot6Xp0bXuClsbUSnKpg50ho+aOAx8en5c+y4OFw==",
       "dev": true,
       "requires": {
         "arg": "^4.1.0",
@@ -7784,6 +7867,8 @@
     },
     "tslint": {
       "version": "5.20.1",
+      "resolved": "https://registry.npmjs.org/tslint/-/tslint-5.20.1.tgz",
+      "integrity": "sha512-EcMxhzCFt8k+/UP5r8waCf/lzmeSyVlqxqMEDQE7rWYiQky8KpIBz1JAoYXfROHrPZ1XXd43q8yQnULOLiBRQg==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
@@ -7839,6 +7924,29 @@
         "prelude-ls": "~1.1.2"
       }
     },
+    "type-graphql": {
+      "version": "0.17.6",
+      "resolved": "https://registry.npmjs.org/type-graphql/-/type-graphql-0.17.6.tgz",
+      "integrity": "sha512-UFZaMMnpae3zeu9qCdWN82hm8wQeYu/+sQFbG5v3vlTtctZ9Xle9bvNi/rzSbQaG94K9Y5O5AGxjVKKMpEAMYA==",
+      "requires": {
+        "@types/glob": "^7.1.1",
+        "@types/node": "*",
+        "@types/semver": "^6.0.1",
+        "class-validator": ">=0.9.1",
+        "glob": "^7.1.4",
+        "graphql-query-complexity": "^0.3.0",
+        "graphql-subscriptions": "^1.1.0",
+        "semver": "^6.2.0",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "semver": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
+        }
+      }
+    },
     "type-is": {
       "version": "1.6.18",
       "resolved": "https://registry.npm.taobao.org/type-is/download/type-is-1.6.18.tgz",
diff --git a/yarn.lock b/yarn.lock
index 3e6c198..c79cc77 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4295,9 +4295,9 @@ object-keys@^1.0.11, object-keys@^1.0.12, object-keys@^1.1.1:
   integrity sha1-HEfyct8nfzsdrwYWd9nILiMixg4=
 
 object-path@^0.11.4:
-  version "0.11.4"
-  resolved "https://registry.npm.taobao.org/object-path/download/object-path-0.11.4.tgz#370ae752fbf37de3ea70a861c23bba8915691949"
-  integrity sha1-NwrnUvvzfePqcKhhwju6iRVpGUk=
+  version "0.11.8"
+  resolved "https://registry.yarnpkg.com/object-path/-/object-path-0.11.8.tgz#ed002c02bbdd0070b78a27455e8ae01fc14d4742"
+  integrity sha512-YJjNZrlXJFM42wTBn6zgOJVar9KFJvzx6sTWDte8sWZF//cnjl0BxHNpfZx+ZffXX63A9q0b1zsFiBX4g4X5KA==
 
 object-visit@^1.0.0:
   version "1.0.1"