{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x39324f6cb78fd48d6acd25d03ebd9bdcfecf19e914577a3fa4862cb5fd041953",
    "signature": "0x4b138a0556328efc0fa52a05a86a8b05cd04f8e595cd76b7365e420a174d2eae23b8bdb826b57ac464c6b11c701b9da22c5150442f40ccc12957ee58da25cbb21b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}