This ticket is a placeholder, will add any requirements in a bit for HumanMade's task for the HubSpot integration for the Campaigns project

update: this is the info that was sent to HumanMade:

 
HubSpot has an easy way to request a test environment, and this is the doc for submitting form data to their API
 
this page was created earlier, i think both HumanMade and GP Brazil were involved in this:
https://www.greenpeace.org.br/human-made-crm-integration