public static ClientProtos.MultiRequest buildMultiRequest(final byte[] regionName,
    final RowMutations rowMutations, long nonceGroup, long nonce) throws IOException {
    return buildMultiRequest(regionName, rowMutations, null, nonceGroup, nonce);
  }
Create a protocol buffer MultiRequest for row mutations
@return a multi request
hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/RequestConverter.java