{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x28f28cdc2a50c27971491340ca16a0b41405baad0edc1298bb6e76525da7e9cd",
    "signature": "0xaa6a59e42683137e593dd16736982f361fa82156d9c88456eb9b36d16275d2615dd172a11c5ca302191bca96888ad8b3ca322be8feed3b8c5477908e6ed4d59f1b",
    "signer": "0x595660d1DeD5F240099A44bA7DF765b7a1B974c3",
    "userId": "70211066"
  }
}