Hello! Google suspended my merchant account, say I need to add gtin or mpn, can someone help?

Hello! Google suspended my merchant account, say I need to add gtin or mpn, can someone help me fix this ?

This is easy to fix, simply add your barcodes in Shopify. Then depending on the data feed app you are using. It should automatically update the data in Shopify.

What data feed app are you using?