{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x248247b051a74d37c22634afe4fa09df5986a34767d95d58238f52435587cac7",
    "signature": "0x415e4ab259a2edd6eb40c5a78753cf7b003b5a9e7a9fb4447ee423386a6e924c7c60b30a0e90b514efaaf6b903d40279e3fadb50c3fb095185355cf2d8b369f11b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}