@mmbb110 - Yes, it will be in the HTML code for the email you would have
received in your Inbox. For email clients like Gmail, "Show original"
option will provide the html code
@mmbb110- See the below links -
https://experienceleague.adobe.com/docs/campaign-standard/using/working-with-apis/managing-workflows/triggering-a-signal-activity.html?lang=en#working-with-apishttps://experienceleague.adobe.com/docs/campaign-standard-learn/tutorials/managing-processes-and-data/execution-activities/external-signal-activity.html?lang=en#managing-processes-and-dataHope
this helps!
There is no api to do this in one go, but there are options like
creating a workflow with signal activity that reads email address as
parameter from your API call and deletes the record. Also note the
limitations for triggering workflows via APIs