{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51255",
    "entityType": "User",
    "nonce": "0x22de0639c96343e7164fff7fae6fb96141002273c49e9822ecf15a31ad6c2cde",
    "signature": "0xa22e27da0bcd81911d8f84b3a32ae83fdaf59975d6fe8645aacec6918d8505a00c13220d1bce6076421f6d6d0af43351f2821ed231249572bf335546f7bdb8ba1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}