Cannot convert access token to JSON on accessing management endpoints from jhipster registry

Architecture Jhispter Registry API Gateway UAA Server MS 1 MS 2 …

• Microservices and Gateway uses authenticationType as uaa, while jhispter registry uses JWT
• I can access host:8761/admin/logfile for Jhispter Registry
• Accessing host:8761/admin/logfile for other results in 401 with Cannot convert access token to JSON

Similar Issue was reported for Jhipster Registry v5.0.0 #367

steps to reproduce

1. Login to jhipster-registry using admin credentials
2. Go to Administrator and open logs i.e host:8761/admin/logfile
3. Choose microservice/uua
4. Gets redirected to login again

Response

{
     "error":"invalid_token",
     "error_description":"Cannot convert access token to JSON"
}

Headers

Request URL: http://host:8761/services/authserver/authserver:09a2477fa25d36ddddc3dd5c056c575d/management/logfile
Request Method: GET
Status Code: 401 Unauthorized
Remote Address: host:8761
Referrer Policy: no-referrer-when-downgrade

**Response Header**
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Connection: keep-alive
Content-Type: application/json;charset=UTF-8
Date: Thu, 19 Mar 2020 13:46:21 GMT
Expires: 0
Pragma: no-cache
Transfer-Encoding: chunked
Vary: Origin
Vary: Access-Control-Request-Method
Vary: Access-Control-Request-Headers
WWW-Authenticate: Bearer realm="jhipster-uaa", error="invalid_token", error_description="Cannot convert access token to JSON"
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block

**Request Header**
Accept: application/json, text/plain, */*
Accept-Encoding: gzip, deflate
Accept-Language: en-US,en-GB;q=0.9,en;q=0.8
Authorization: Bearer eyJhbGciOiJIUzUxMiJ9.eyJzdWIiOiJhZG1pbiIsImF1dGgiOiJST0xFX0FETUlOLFJPTEVfVVNFUiIsImV4cCI6MTU4NDcxMTk3N30.gI6dHBpAOUfrjnoL1um-ei4PxzuWKTmJP-hC8kQp4UlVfMlGfmT_yF-4jl5sVPP-dy9h5baPxAeW6uD5Re1ctw
Connection: keep-alive
Host: host:8761
Referer: http://host:8761/admin/logfile
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 Safari/537.36 

.yo-rc.json (Jhipster Registry)

{
  "generator-jhipster": {
    "jhipsterVersion": "6.6.0",
    "baseName": "JHipsterRegistry",
    "packageName": "io.github.jhipster.registry",
    "packageFolder": "io/github/jhipster/registry",
    "serverPort": "8761",
    "authenticationType": "jwt",
    "hibernateCache": "no",
    "clusteredHttpSession": false,
    "websocket": false,
    "databaseType": "no",
    "devDatabaseType": "no",
    "prodDatabaseType": "no",
    "searchEngine": false,
    "messageBroker": false,
    "serviceDiscoveryType": "eureka",
    "buildTool": "maven",
    "enableSocialSignIn": false,
    "jwtSecretKey": "c9d37cefc48581919939d587c750ea215020765b",
    "useSass": true,
    "enableTranslation": false,
    "applicationType": "gateway",
    "testFrameworks": [],
    "jhiPrefix": "jhi",
    "skipClient": false,
    "skipUserManagement": false,
    "clientPackageManager": "npm",
    "clientFramework": "angularX",
    "cacheProvider": "no",
    "enableHibernateCache": false,
    "embeddableLaunchScript": false,
    "clientTheme": "none",
    "entitySuffix": "",
    "dtoSuffix": "DTO",
    "otherModules": [],
    "blueprints": [],
    "creationTimestamp": 1576848019661,
    "gcpProjectId": "jhipsterproject",
    "gcpCloudSqlInstanceName": "jhipsterproject:us-central1:jhipster",
    "gcpCloudSqlUserName": "root",
    "gcpCloudSqlDatabaseName": "jhipsterregistry",
    "gaeServiceName": "jhipster-registry",
    "gaeLocation": "us-central",
    "gaeInstanceClass": "F2",
    "gaeScalingType": "automatic",
    "gaeMinInstances": "1",
    "gaeMaxInstances": "2",
    "gaeCloudSQLInstanceNeeded": "Y"
  }
}

.yo-rc.json (API Gateway)

{
  "generator-jhipster": {
    "promptValues": {
      "packageName": "com.pck.gateway",
      "nativeLanguage": "en"
    },
    "jhipsterVersion": "6.3.1",
    "applicationType": "gateway",
    "baseName": "APIGateway",
    "packageName": "com.pck.gateway",
    "packageFolder": "com/pck/gateway",
    "serverPort": "8080",
    "authenticationType": "uaa",
    "uaaBaseName": "AuthServer",
    "cacheProvider": "no",
    "enableHibernateCache": false,
    "websocket": false,
    "databaseType": "sql",
    "devDatabaseType": "postgresql",
    "prodDatabaseType": "postgresql",
    "searchEngine": false,
    "messageBroker": false,
    "serviceDiscoveryType": "eureka",
    "buildTool": "maven",
    "enableSwaggerCodegen": false,
    "embeddableLaunchScript": false,
    "useSass": true,
    "clientPackageManager": "npm",
    "clientFramework": "angularX",
    "clientTheme": "none",
    "clientThemeVariant": "",
    "testFrameworks": [],
    "jhiPrefix": "jhi",
    "entitySuffix": "",
    "dtoSuffix": "DTO",
    "otherModules": [],
    "enableTranslation": true,
    "nativeLanguage": "en",
    "languages": ["en"],
    "blueprints": []
  }
}

.yo-rc.json (UAA)

{
  "generator-jhipster": {
    "promptValues": {
      "packageName": "com.pck.authserver",
      "nativeLanguage": "en"
    },
    "jhipsterVersion": "6.3.1",
    "applicationType": "uaa",
    "baseName": "AuthServer",
    "packageName": "com.pck.authserver",
    "packageFolder": "com/pck/authserver",
    "serverPort": "9999",
    "authenticationType": "uaa",
    "cacheProvider": "no",
    "websocket": false,
    "databaseType": "sql",
    "devDatabaseType": "postgresql",
    "prodDatabaseType": "postgresql",
    "searchEngine": false,
    "messageBroker": false,
    "serviceDiscoveryType": "eureka",
    "buildTool": "maven",
    "enableSwaggerCodegen": false,
    "jwtSecretKey": "Y2ZkMDVhM2FkMjc5ZDE2YWEzYjA0MDI1MWY2MDg5ZjdkM2YyZmE2NWM0ZTQ4NzExMTAyYTZhNzQ1MzYzMjI2OTk1MmVlZDhkMDQ3NTQ0OTQ1ZGQxNzNiZWQ0MmE1YzgwMDIyNGVhOGZiYjkwY2IxZDg3NTRjMjJkZGI1YjE4Mjg=",
    "embeddableLaunchScript": false,
    "testFrameworks": [],
    "jhiPrefix": "jhi",
    "entitySuffix": "",
    "dtoSuffix": "DTO",
    "otherModules": [],
    "enableTranslation": true,
    "clientPackageManager": "npm",
    "nativeLanguage": "en",
    "languages": [
      "en"
    ],
    "blueprints": [],
    "skipClient": true
  }
}

.yo-rc.json (MS 1)

{
  "generator-jhipster": {
    "promptValues": {
      "packageName": "com.pck.botmanager",
      "nativeLanguage": "en"
    },
    "jhipsterVersion": "6.3.1",
    "applicationType": "microservice",
    "baseName": "BotManagerMS",
    "packageName": "com.pck.botmanager",
    "packageFolder": "com/pck/botmanager",
    "serverPort": "8082",
    "authenticationType": "uaa",
    "uaaBaseName": "AuthServer",
    "cacheProvider": "no",
    "websocket": false,
    "databaseType": "sql",
    "devDatabaseType": "postgresql",
    "prodDatabaseType": "postgresql",
    "searchEngine": false,
    "messageBroker": false,
    "serviceDiscoveryType": "eureka",
    "buildTool": "maven",
    "enableSwaggerCodegen": false,
    "jwtSecretKey": "ZDYxOTU1MjM4ZWQ1ZmMyMTVhMjhlN2EzOTUzZWZhZDM0YmI1NDNlYjE3NzM3NDg1ZTBhYzBmY2FiMWNkMzNlZWUxNWJhNzk1ZmZhZTgwN2JiNmVmYTQ4ZTJiMmU5MjVlZDFjNDljYWEzODIxN2M5N2RkOTEwZDc1OWZlMzdmMjE=",
    "embeddableLaunchScript": false,
    "testFrameworks": [],
    "jhiPrefix": "jhi",
    "entitySuffix": "",
    "dtoSuffix": "DTO",
    "otherModules": [],
    "enableTranslation": true,
    "clientPackageManager": "npm",
    "nativeLanguage": "en",
    "languages": [
      "en"
    ],
    "blueprints": [],
    "skipClient": true,
    "skipUserManagement": true
  }
}