question

copy of getItemPriceMarkdownPromotion input to updateItemPriceMarkdownPromotion: {"name":"TESTTEST110212hello","description":"Save up 5%","startDate":"2019-11-13T11:14:52Z","endDate":"2019-11-23T11:14:52Z","marketplaceId":"EBAY_US","promotionStatus":"SCHEDULED","promotionImageUrl":"https://i.ebayimg.com/00/s/MTAwMVgxMDAx/z/suEAAOSwIRhdt7H7/$_12.JPG?set_id=880000500F","blockPriceIncreaseInItemRevision":false,"applyFreeShipping":false,"selectedInventoryDiscounts":[{"discountBenefit":{"percentageOffItem":"5.0"},"ruleOrder":0,"inventoryCriterion":{"inventoryCriterionType":"INVENTORY_BY_VALUE","inventoryItems":null,"listingIds":["333379612182","333383274757"],"ruleCriteria":""}}],"autoSelectFutureInventory":true} supply all the fields(getItemPriceMarkdownPromotion) return: {"errors":[{"errorId":2003,"domain":"ACCESS","category":"APPLICATION","message":"Internal error","longMessage":"There was a problem with an eBay internal system or process. Contact eBay developer support for assistance","parameters":[{"name":"code","value":"415"}]}]} what?what?