These are form responses captured from the built-in user form. Read this article about How to Set-up the built-in User Form to Collect Data from users.

Step 1 - View the Bot Settings

Go to your "Your Bots" Page and click on a bot. If you haven't created a Bot yet, read this Quick Start Guide

Step 2 - View or Download the User Form Responses

• Go to [Inbox], then click [Users]
• You can also export all the responses into an CSV file.