Delete row 479591 from events

seq 479591
id evt_d712f9f27b65
kind signal_ingest
ts 2026-04-22T07:08:38.944236+00:00
actor daemon:signal_enrichment
subject_entity_ids []
payload {"created_at":"2026-04-22T07:06:43.381 ...
source_ref candidate:sc_7cd17d41b0ef843c
confidence 0.35
dedupe_key signal_enriched:discovery_crypto_extremes_delta:91 ...
episode_id NULL
created_at 2026-04-22T07:08:38.944294+00:00
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