{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1511708",
    "entityType": "User",
    "nonce": "0x0f6b35aa917a969a140114d7099012e55dc8b24cb0046daa5ac75ddcc4a420f3",
    "signature": "0x0650fa699b1907dc83e4c0bf12d82513e7ad3139f210e497c310f548b3b069897e31fc246ee6c36a6fb053ea3324dafe2bc49e430bda5f2eca536fdd0797af1b1c",
    "signer": "0xe6B662C735e906D92261dfd265f28e8bC62baE01",
    "userId": "1792326"
  }
}