{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xbc52b645a4ab85653241bfef77401d0fef095d796312757163d37f59753f8f9c",
    "signature": "0xc6227b76c7833c3ab34c031cdd85ccb2fc2e8c3a9cd038c61574976e2c59dca4465afa6b3062fd59db48a686b7cfc0c80bab191a796d9460542c1008cddb00e91b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}