What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
I supposed you are already familiar with: https://www.facebook.com/business/a/online-sales/conversion-tracking
You can do this by inserting the code snippet to the Thank you URL page of your form.
After you click Next,
Make sure you click Update from the HTML Source Editor window.
You can also do this by putting the tracking code on a web page. You need to make that web page as the custom URL thank you page of your form.
I hope this helps. Let us know if you need any further assistance. Thank you.