{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90251",
    "entityType": "User",
    "nonce": "0x8abd7f27c2d9205f4c4a49beb969a3c96ce5071c29f5d08a596ca54f840c2953",
    "signature": "0x0699df720bc8a7517f9eb40ba317022075f813f416458f3a04e1ae300196dcf443ccc0843f747a44599d04a60bd82a6d8aedd1ea3159cf421f3af3c1bea686db1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}