{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x461636677f49be7cb1ddb722712518184de3a4c6c365e0957646e12064d88ff0",
    "signature": "0x8e160e197b0831a8c465af0986f74e52e624c806ed4afb628c86a940c01e182f6b20f7c7caf3526bf802ba094c18b8f2f6071ae4098b9988f18bd24a2ce86e401c",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}