{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "227991193",
    "entityType": "User",
    "nonce": "0x3cb4bf6a669d568325991673355941bb05abc583c08e690050bce9686706752e",
    "signature": "0xcc209de2270449ae50d583eafbf6d448b978484cef7f3d18e195cbc226a7fc876b67dead13d179d5fcdae90d4f76644c4878538b6a6bc9f514d8777edcfec0b01c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}