{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "309080",
    "entityType": "User",
    "nonce": "0x4a890681140ef8d98a39d3b6d565fa23cc645a22810a3a6b326ed07db572833d",
    "signature": "0xda4aebb03ccc1a41f71c8de0c8ea1bfd12e86d77d8eac3fc7cdda555a1ecd9e06ad56abb24999ab15b59b5c803f9d7fa96b91b93e9f9ac56a2a6d8f402e928421c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}