{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6a3101f3331088ccaf33f0f90a08b87102023cb74be621c5bfbd87883a5f2d51",
    "signature": "0x4e8b9d189f0d1e0aa288da20434c5b82a5fbd79bab42bde350f5cd8042f4c66162a69296dda6173243033356c288a4c05eac1e830d55f8a4a3a8465f93b8087a1c",
    "signer": "0x0F708706D87751dBF5c42C01768c900d16f52093",
    "userId": "444736508"
  }
}