{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd3ddda45af7326957bd9dc34ae269d58a6eea2688d950ef9a2e94b68398607aa",
    "signature": "0x8434c2d8b9024c692f60d6710c96709151e724d093af29e3f150249ca5d8935d09b460d0a7d3d77bef9fd4c15efb2f42db6943299d06c659f96d92b74c41c8621b",
    "signer": "0xe4dcd637979Ee1e0D4B8DB8A80a27C43fbCB7c67",
    "userId": "729889907"
  }
}