{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb4fef339c28dc3623e41208cf2a4e49fd6e31a6e6d3573f8323c2e790396f1f5",
    "signature": "0xbf15674f53da9c64842e15faaa0735f573eb4ba88c0fd3f44a798f19c192f1062654eeb4f4fbdd188c684f2c9c2e90bd95fe90dbd4ad2a5fca8abc81bd001f641c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}