{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb485bd2c216b9e4516daa87a1fd1bcd09c808aa190cde090e0b6563f4106d75f",
    "signature": "0x38dffca8ed3c452424cee3d5731d3a4102790a0e6cc66dc56203fc0b6b84040c300dffbe57debea11428b5c01d9265a7de4de73325596a90dc2b915b26a356cb1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}