{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0xbe515456376e67f1d04f54004b83eb239c687d15b6a87c7bea1309f2ab7b9b9d",
    "signature": "0x6da95cd28e2af9f45daa52754be8e03ef93e5d840d31c27e20d3696fb06e72bc7690c738ad01ffbd4c127b64ba63762cb6e825f169694641df13e202682e7d421c",
    "signer": "0x9fab6F70cf2d3Cf6CF9d410aFFbF2381359eD6A9",
    "userId": "92896385"
  }
}