delete
https://use.apilookup.for.a.base.url/layers//data//multiparts/
Cancels an entire multipart upload operation. You can only cancel a multipart upload before it has been completed. Please keep in mind that the actual URL for this operation must be obtained from the response body of start multipart operation that is 'POST /layers/{layerId}/data/{dataHandle}/multiparts' from the 'delete' element under the top level 'links' element of the response.
204Deleted - the multi part upload.
401Unauthorized
403Forbidden
404Not Found - multipart upload doesn't exist.