{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2f6679f729bc10e14bba07e38d75357c6d018737df24c7d53ec766872dce56a3",
    "signature": "0xfbea9d2cb31da62796c03ae35468c15307a965c7b56a49a93d8a0ab4ce38703654ec561bc4b068dd4e1082b9a33f46b17862634f6fe69d61e610429a5fa59e291b",
    "signer": "0x8443DF0e780e13a6135f5925b37C1DbeAdf1053E",
    "userId": "256042689"
  }
}