{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x001c75a4e67a3412026a29518c6ce9e9a9dd03e44389612e24fcf5a3df567aa3",
    "signature": "0xf1c065c4bc3c3a14f2cad715c0ce975fb1f5f0a1857b2c3d4cab3db68c850db3668d5293918d0bbb89cdc89c61de0a034e64560c0a186915532f309e66eb4a3c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}