You may have seen some record keys that look a bit like this: 3mhhb2bgzs22p.

These are TIDs (Timestamp Identifiers), the most common format for record keys. They are made up of a timestamp and a clock id, and encoded in a way that you can sort and order by time.

• The timestamp is microcoseconds since the unix epoch.
• The clock ID is typically randomized, to help avoid collisions across devices.

Your challeng is to create a tid with:

• Timestamp: exactly ``
• Clock ID: ``