{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53273933",
    "entityType": "User",
    "nonce": "0x77d36c459fa6916b88db49510057dd034ccf180bb7c488c86093c541dc01bedb",
    "signature": "0x38742411c617c6b5be2f34a65821edbfe710e2be12ee59422870f63a605f5e9a204f40bce09fb9a90ecea7a5e41d463986ab10d70b922cbc4ed4ad88b08bf6fa1c",
    "signer": "0xAf1f176E32866fb97d822F6f5222061aF11ef652",
    "userId": "954117045"
  }
}