{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "842627272",
    "entityType": "User",
    "nonce": "0x007d035c459aee6ac64f61fc20a24bb396f3d85eb94a76e86099ce7c166ff9c1",
    "signature": "0xd6a9777b590ec30376f3d8b6c84165e769d9a88416c45575ddb36985aa63c30272dd47f9d3345ea9b9bb987543925e94c3f8477060dd0158e78f8813bd57582a1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}