Delete row 930 from events

seq 930
id evt_85ef818abe5c
kind signal_ingest
ts 2026-04-07T23:33:06.004628+00:00
actor daemon:signal_enrichment
subject_entity_ids []
payload {"created_at":"2026-04-07T23:23:54.391 ...
source_ref candidate:sc_3c4cf0dea2e6016d
confidence 0.72
dedupe_key signal_enriched:discovery_sec_filing_delta:64e7a86 ...
episode_id NULL
created_at 2026-04-07T23:33:06.004701+00:00
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