For anyone running an e-commerce store on Squarespace and considering a switch to Wix, this service - https://wix-migration.com/shopping-cart-migration-options/squarespace-to-wix-migration - is worth exploring. It offers an automated process that takes care of the complete data transfer, ensuring you don't lose any of your valuable store data during the migration. It's an incredibly efficient tool that takes much of the hassle out of platform migration