Saleshandy API call in n8n: POST https://open-api.saleshandy.com/v1/sequences/prospects/import-with-field-name. Headers: x-api-key = {key}. Body: email, first_name, last_name, custom fields for ads_count, last_seen_date, and a personalization hook from the ad data. On success, Saleshandy confirms contact created and sequence activated. Full configuration at omnionlinestrategies.com/meta-ad-library-lead-qualifier.