id,product_id,source,type,external_id,external_id_original
CID_20N3BJPSQYN0,PRD_21H6VDV1XJ5G,content,1,4d0cbaad-7ced-4a6d-8832-6ceb31e8ece9,
PID_08PEWNN0XW0G,PRD_21H6VDV1XJ5G,product,7,9781975349431,
PID_1EDTQBQDF5G0,PRD_21H6VDV1XJ5G,product,2,bwg_migration.1521022,
PID_1JG5JX9S6Y70,PRD_21H6VDV1XJ5G,product,4,97534943C00001681419,
PID_34KW14WQA3XG,PRD_21H6VDV1XJ5G,product,3,9781975349431,