{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xfc03b328f8136b66999a44bbc74e256eafa964c0ede6fa0354961773f511944b",
    "signature": "0x781c8b91ba6d568303f7501f4fa187d81250abbe1ade2c9575711b72aacb28ad36c6da6ce1d9e39493a7a9870be6f8c57ab3d03a9a4470380f1662ae5d06f0ea1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}