To override the Content-type in your clients, use the HTTP Accept Header, append the .csv suffix or ?format=csv
HTTP + CSV
The following are sample HTTP requests and responses.
The placeholders shown need to be replaced with actual values.
POST /csv/reply/WPMGetAuctionsRequest HTTP/1.1
Host: cdnapidev.greysheet.com
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{"PickNum":"String","BasePickNum":"String","TP_Country_Num":0,"CountryName":"String","SubValues":["String"],"GradeFrom":0,"GradeTo":0,"DisplayRegularNotesOnly":false,"Exclude99":false,"ExcludeEbay":false,"GradedBy":"String","Source":"String","SortBy":"String"}
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"NoteDate":"String","NoteDenom":"String","Auctions":[{"PickNum":"String","Grade":0,"Price":0,"Date":"\/Date(-62135596800000-0000)\/","GradedBy":"String","PQ":"String","Repl":"String","Source":"String","Comments":"String","Pack":"String","Sheet":"String","LotNum":"String"}]}