このAPIは変更される可能性があります。プレビュー期間中、開発者からのフィードバックに基づいてバグ修正や新機能がリリースされる予定です。
注： The Form Submission API only works with the Wix Forms app. Call GetAppInstance to confirm that the app named wix_forms is installed on the site.
Marks form submissions as "seen".
This endpoint marks the submissions as if they were seen by the site owner. Only site collaborators with the Manage Submission permissions can mark submissions.
You can only call this method when authenticated as a Wix app or Wix user identity.