iContact Filters
Articles
gform_icontact_field_value
https://docs.gravityforms.com/gform_slug_field_value/.
gform_icontact_request_args
Filter the options array so that is modifiable before sending requests to iContact.
iContact Feed Meta
The Feed Meta object for the iContact Add-On is an associative array containing the properties which determine how the add-on should process the form submission.