What does the cryptic crossword clue "Anagram I use is ed's problem for later (4,5)" mean?

The wordplay uses an anagram. anagram of [I USE IS EDS]* = SIDEISSUE The answer is SIDEISSUE.

Anagram I use is ed's problem for later (4,5)

Independent Cryptic #1771 | 5 Down | 2024-02-04 flower