{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xfe0a1e6d5f00501220f96dd718cb98b4e6e81069c359dad01e826d9da8cc4a43",
    "signature": "0x091a6fe16ecccbb935bc0b8082406eb05a08bcc0aff154e51e9580f495a3d9b236079f2cde8067fde24dcff27c555ad614e7a9243fc222216639df24581e8b241c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}