SanfordWhiteman

Please show the relevant Activity Log for the lead and the full Engagement Program setup.

Please link to your page. There's no way to tell, from just that markup, what else you might be including in the form (e.g. in a rich text area) that's breaking submission.

1. Use a different SFDC user to integrate. You can't sync using the same SFDC user.Let’s say you’ll be infinitely safer if you have a different SFDC User (i.e. different profile and permission set). 2. Disable the instance after it has synced. No reason to leave them both on.You don’t need to disabl...

Ah, one other thing: have you checked duplicate email addresses? (Assuming you may have been looking at Lead IDs when you did your delta.)

If you copy those filters to a standalone Smart List, do the 104 people currently appear in the People tab?

Did you also look for Email Suspended (not Marketing Suspended)?

When I tried creating an email without template and then tried this endpoint: POST /rest/asset/v1/email/{id}/content/{htmlId}.jsonYou want the fullContent.json endpoint.

Postman doesn't export broken code unless the request itself is broken, and the 610 error is exactly what you’d get with an extra line break. Fix the line break, then we'll continue.

Including id means it’s a malformed CSV for the Marketo Engage platform. You cannot write to that field; it’s only valid if you’re using it for lookup, which you’re not. So whether there was a change in output behavior or not, the input was always incorrect. What happens when you do not include id?

OK. Some of those answers are rather open-ended but the general architecture would be like so: Create a “shell” Program that you will later clone using the API. This shell program has placeholders for your smart campaigns, assets, and lists but must otherwise be left empty.In the shell program, crea...