{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "803048165",
    "entityType": "User",
    "nonce": "0x62332720cb75cc3c9805a8eb9492b944d34e88fbea17516787a51f723b78f0b1",
    "signature": "0x216649239ff2b042f2272dfbeda9baf3613f9e7eae25c618dd85d639823d53d903840dab635e5fe0c47226222571a5772f8c7430f93f034b8374ff686c5ef6731c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}