if err = hashReader.AddChecksumNoTrailer(formValues, true); err != nil {
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
					return
				}
			}
			opts.EncryptFn = metadataEncrypter(objectEncryptionKey)
			pReader, err = pReader.WithEncryption(hashReader, &objectEncryptionKey)
			if err != nil {
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				return
			}
		} else {