{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5a76008bfc8e35b9d8edea396f809d0332a42c018093bef2de1471225462950d",
    "signature": "0x7648223b0db9936f9718a03903dee243b88b416f9db2e1e6f20699d4cda4a8fa483892db6b070333ff033c05991131d6241d4ab5ce278ea1574d3031a08291d91b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}