{ "request": { "method": "POST", "url": "https://api.mailmodo.com/api/v1/addToList", "headers": { "mmApiKey": "$MAILMODO_API_KEY", "Content-Type": "application/json" }, "body": { "email": "newuser@example.com", "listName": "newsletter-subscribers", "data": { "firstName": "Pat", "plan": "lite" } } }, "response": { "success": true, "message": "Contact added to list" } }