Delete row 320503 from events

seq 320503
id evt_c74cd1cadd0e
kind opportunity_drop_decision
ts 2026-04-19T16:13:51.781833+00:00
actor opportunity_daemon
subject_entity_ids []
payload {"at":"2026-04-19T16:13:51.781746+00:0 ...
source_ref NULL
confidence 0.0
dedupe_key NULL
episode_id NULL
created_at 2026-04-19T16:13:51.781839+00:00
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