{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7375d524de13a9cb0df6307149809c137d9c51c5f0640aa274d53860dc3de959",
    "signature": "0x9f6a821f6273f518d42cfa5dd7783193668f94c310ed47606c13409b7abb37d55527e0190634df050a3be4bb1accdde4ba5caebf937c56f67e6ca511fd94d9821c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}