{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3738de8fcf4c30200f87d1e63c82abc1cc10741598b186b54da90e7b1c48c48b",
    "signature": "0x62cbe53cad7502264ab39da1c6ebad820f0d57729ce9998fd9b78fac9d667ec321ec17051458b016b09eae392bcb255d977fe4a5cb2792aaef75dbfbce261c141c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}