{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd057e361aee761f8d9380242c14dbbb6e9ac228a6d3d024e0f7ad0bc29da2c37",
    "signature": "0x39f4165d2476b3daf494ffd66dd4d0816490a7634c91b2c02a6e2b91dddcec4f2d8e5bb1494ed99d65c6fdd4311eeb240f5fa544722e714b6d38609e4589d2831b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}