{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2b0c4c2a8b52ef43ddba74ff77538c7dc25609113c86686f7988f59c27084a36",
    "signature": "0x464ddf7f0074f2f039e323fa570cd85b502838b277407ab35c1e67ec60e0e01b0c230ce3e84cdb876176b4e52e39c67ad2be9af1a9fef96f8e704774ab48a04d1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}