{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112256",
    "entityType": "User",
    "nonce": "0xb991eec0485a365192fcdd789cee49cefe718a4d15ad1a53df2937e8db5267b4",
    "signature": "0x0925fc3f9be5b84d8e24d08b1d041732bfee2eba463e8087c97c17f599ca8e324d2ed2648022fd36562d6529b0623fde664c283efd7ce0dbf9d36fade01ef2401b",
    "signer": "0x764341232AB28643e8106bCF183A4cCc2fFfa6c3",
    "userId": "67250118"
  }
}