Step 1 - Copy the embed code
Go to the item dashboard and click on the ‘Share’ button of the item that you created. In the displayed dialog, select the 'Wix tab' and click the 'Copy code' button.
Step 2 - Add the code to your Wix Site
Open the Wix site editor, click on the ‘+’ or ‘Add’ button, choose the 'Embed code' section and select ‘Embed HTML’.
Select ‘Code’ and paste the HTML code you previously copied. Once it's done, the 'Apply' button will say 'Update' - click on it. Drag the container to place it wherever you like on your site.
That's it!