{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x88802f27d0e15e6734e6447b05ad43ef90928a1eb81f18b67c263af7f92fd872",
    "signature": "0x4a1ff87a70aa66c69f128c32b9fe55e5b2edebbd8f9dd8c72e2f8d2f705478bf5189abf5435f9bcaae24646530b3bc4bbadf4832ebd22433ca520cc28098bed41c",
    "signer": "0xA94437F8997AFCd1692d5DF4BB6b6CDCa8Fca180",
    "userId": "25401319"
  }
}