List markets filtered by UMA oracle status
path=A for regular UMA questions, path=B for sports markets (which expose parent-game info like league and score). Path A is sorted by last_event_at DESC.UMA state. Path A: pending|proposed|disputed|reset|resolved. Path B uses the same vocabulary.
A = uma_question, B = sports markets
A, B (Path B only) parent-game league filter, e.g. 'NBA'
(Path B only) Unix ts — only markets resolved at/after this
x >= 01 <= x <= 200