{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2b959a85dc9d201212211d2cd3aa0d20879354fcb464217fa95e99c034b94647",
    "signature": "0xe1caf83ecd8aec8029822f1eacac0a1fcdc66f3bbc6a74ce00c16390a6bcb3b174644d0a4f38b59e84b9899424f67bc66e8c9ce60e93cfba1ee17e65cb5264e71c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}