my @TEST_REC_PACK_FIELDS = (
  { name => 'status', data => 'n' },
  { name => 'time', data => 'n' },
  { name => 'date', data => 'N' },
  { name => 'code', data => 'a16' },
  { name => 'msid', data => 'a10' },
);