動動腳趾頭：1分鐘拉腳趾健康法 (二手書交易資訊)

[{"sale_price":45,"disc":"16","prod_count":1,"sale_month":"202011","avg_price":45,"avg_disc":16},{"sale_price":45,"disc":"16","prod_count":1,"sale_month":"202101","avg_price":45,"avg_disc":16},{"sale_price":45,"disc":"16","prod_count":1,"sale_month":"202102","avg_price":45,"avg_disc":16}]