{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "66758",
    "entityType": "Notification",
    "nonce": "0x80e8753878e8ccd2c1dcb1f4d362d2ebdf3039824bf117a15ab04932a4a4155d",
    "signature": "0x6a549f57a657cce46cbd61d3f3d279b31e742cda7c6bc8a121bc915c86c91725774f32b91dd6dc9ad1f30ba914b048d5ded874dc6fdf2887b990957f41077c291b",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}