{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108340",
    "entityType": "User",
    "nonce": "0xd06e4d04a1371bd906abffa8b3dee6f6f454c6e5d8c025fa2a170f3142b6a04d",
    "signature": "0x470ac10fc3039016e9e178a2f85e385ef8472043e58e4e50f7cdee48cba02f57144d18c8715158322353833be0318e145d72c2b679415211d19942ba803369bf1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}