Delete row 16863 from events

seq 16863
id evt_5018f97243f4
kind signal_ingest
ts 2026-04-10T14:16:00.904429+00:00
actor daemon:signal_enrichment
subject_entity_ids []
payload {"created_at":"2026-04-10T14:15:34.461 ...
source_ref candidate:sc_0716b5a2b2f436ea
confidence 0.72
dedupe_key signal_enriched:news_delta:713a5f251daeb907
episode_id NULL
created_at 2026-04-10T14:16:00.904477+00:00
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