How to find HubSpot columns names?

To get the needed HubSpot column name please follow the next steps:

1. Log in to your HubSpot account.
2. Go to Settings (using the icon in the top right corner).
3. Navigate to Properties.
4. Select an object (Deals, Contacts, etc.)
5. Use the search field to type the name of the field.
6. Click on the name of the needed field.
   
7. Click on </> icon.

Here is the internal name (id) of the field visible in the destination file.