{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xfb9440039a7800f0eb0b99a40312675319e42aa7f4b1d1f4cb813c468d9fb412",
    "signature": "0x4dcaee76b5739f2b65976d19fdd2f0dc11dfcb0a129bbbc4cbec88758b4ab27d1d647eef92531ea98285e5d11be9c343c8ba546e1f64a284797b04b6f7a90c9e1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}