{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49269489",
    "entityType": "User",
    "nonce": "0xccd0be53effec0393a73865a13ec6268272a20a7cfa0b5fe576d3b37b9e78bd1",
    "signature": "0x9c59eed720958a16205a3fd2f21d28493bf7e96a7d9bd4e69922024fcbd9a5bb5514bad3003d19c36904a0059f62a2f8c08147fd9506b8efa46f9509d6c182ef1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}