arrayRecordList.add(subRecord);
subRecord = ArrayRecord.newBuilder().setSubfield1("subfield4")
.setSubfield2(1L).setSubfield3("subfield6").build();
arrayRecordList.add(subRecord);
TestRecord entity = TestRecord.newBuilder().setKeyPart1("part1_" + iStr)
.setKeyPart2("part2_" + iStr).setField1("field1_" + iStr)
.setField2("field2_" + iStr).setEnum$(TestEnum.ENUM3)
.setField3(field3Map).setField4(embeddedRecord)
.setField5(arrayRecordList).build();
return entity;