docs: public void deleteSnapshot(DeleteSnapshotRequest request) {
          checkNotNull(request, "request should not be null.");
          checkStringNotEmpty(request.getSnapshotId(), "request snapshotId should no be empty.");
          InternalRequest internalRequest =
                  this.createRequest(request, HttpMethodName.DELETE, SNAPSHOT_PREFIX, request.getSnapshotId());
          invokeHttpClient(internalRequest, AbstractBceResponse.class);
      }