{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa5f34a22f75b2856241c1b80ab7ded8f41aa4dda8eb8d5546bedfc3866c3120a",
    "signature": "0x38d63fe81f6b5d662734958b9ccd7c52cad44a7ff8a77bf28ba6031d7a8353b975cef66ba7de29e9242fab0d34ffe6e1eee8202e4fb18ef6dd03d81ef09297831b",
    "signer": "0xf6923D959F1Dfb3d18646BF5D1c0fCf0FbB883e4",
    "userId": "626738672"
  }
}