{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "389177",
    "entityType": "User",
    "nonce": "0xa41a628f5ff3f43e0a034e3ef27329fe31c53f7e8c61202e51fce7cb806e3bd5",
    "signature": "0x8d367b53a5a05e269af014ffd27cbbc538805d8b6c9bd8a215139eeb724b12626ecfd994f8cc22c2c41293acfcd4e9bab19617ae68646e2c4a3668ba01e642d41b",
    "signer": "0xa82670FA9B885fC5E3790543627F6F4A7A5e6D65",
    "userId": "797142451"
  }
}