{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x47c80b914640106ac89e4343e1ff60d4481f267159873222f923655be605dbd7",
    "signature": "0x6208c382f09f259fd0d51912ae7e5262b91d23ff844b1d7a8e9540ed6a8c01ae5bf41bee7be5c3b873fc3cc188b4eb508f66a0411e2541f656b311bdaeeb071e1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}