last Modified Before
Parameters
value
If specified, only objects with a "last modification time" before this timestamp and objects that don't have a "last modification time" are transferred. A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".