{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "227564",
    "entityType": "User",
    "nonce": "0xc2a9ca85ac8d8128fd1a55196bbf422bc052b7971e8d96a630997be0441df083",
    "signature": "0x18caa186d3fb112d17abba6616cd3520c5025189f825e1b69bc9a9c075cfb6451792c54ed4a8439953c01743cccf4c774243f5dbca64617bba879e94170deef41b",
    "signer": "0xbe465AA25655a6E6b63480fC80284D554EcB33eA",
    "userId": "334539"
  }
}