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Continue to ChatCreate customer address attribute Programmatically using Patch data in Magento 2.3 https://www.rakeshjesadiya.com/create-customer-address-attribute-programmatically-using-patch-data-in-magento-2-3/
Create customer address attribute Programmatically using Patch data in Magento 2.3 https://www.rakeshjesadiya.com/create-customer-address-attribute-programmatically-using-patch-data-in-magento-2-3/