The following are sample HTTP requests and responses. 
            The placeholders shown need to be replaced with actual values.
POST /csv/reply/UpsertInventoryManagementPlan HTTP/1.1 
Host: api.firstlook.biz 
Content-Type: text/csv
Content-Length: length
Buid,InventoryIds,Notes,PlanCategory,PlanReminderDate,Username,Ver
0,[0],String,Retail,0001-01-01,String,String