id,product_id,source,type,external_id,external_id_original
CID_18R03WEKQP20,PRD_2SKGB4SE0J30,content,1,36c5e7cb-0515-41a4-8fb0-4f6756cd8950,
PID_1RMSH4Q9KA2G,PRD_2SKGB4SE0J30,product,3,9781421593166,
PID_2CV4CP85569G,PRD_2SKGB4SE0J30,product,7,9781421593166,
PID_32PG7CA7MFS0,PRD_2SKGB4SE0J30,product,2,bwg_migration.3022094,
PID_3PN32XWKE8C0,PRD_2SKGB4SE0J30,product,4,42159316C00002999279,