{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xfbb3b59e51bec80fc4180acfed4e55530225a2d06985c886bb03805143899407",
    "signature": "0x8e1bdb5949e4385df2465c96011e43ca605ecd3da9b0512d5716f880a4c5c5da3ce1b3a0c6663caa7c581d7f3eec7fc23d243baeb15e073c4f4b72db45662beb1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}