Squarespace Meta Tracking Fix

I already run Meta ads and have a working Squarespace site that pushes purchase data through Zapier into Facebook Conversions API, Brevo, and a Google Sheet. The basic flow works, but Meta still flags... (Budget: $30 - $250 AUD, Jobs: API Integration, Facebook API, Google Analytics, Google Chrome, Google Sheets, JavaScript, PHP, Squarespace, Web Development, Zapier)