{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8ed7ccdf91ad14f8d03470b285d99a6b76724cd698ac3a01e4812dc5fa74b546",
    "signature": "0xda2bd1c4f9c75c1c1839666728764532c414d23415537b8f7ad1aeb002d4dfbe1efa348036fbe77af5c4ee3b705c00130a4b7cd4e5beedeb0518adf7bcc8164e1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}