formatTimestampTz :: (Day, TimeOfDay, Tz) -> T.Text
formatTimestampTz (date, time, tz) =
  toStrict
    (toLazyText
       (buildDate date <> singleton 'T' <> buildTimeOfDay time <> buildTz tz))
formatTimestampTz :: (Day, TimeOfDay, Tz) -> T.Text
formatTimestampTz (date, time, tz) =
  toStrict
    (toLazyText
       (buildDate date <> singleton 'T' <> buildTimeOfDay time <> buildTz tz))
formatTimestampTz (date, time, tz) =
  toStrict
    (toLazyText
       (buildDate date <> singleton 'T' <> buildTimeOfDay time <> buildTz tz))