Delete row 47993 from events

seq 47993
id evt_5dd7f7a1a0af
kind llm_usage
ts 2026-04-15T11:14:13.035753+00:00
actor llm:openai
subject_entity_ids []
payload {"cost_usd":0.000495,"meta":{" ...
source_ref NULL
confidence 0.0
dedupe_key llm_usage:resp_06e05fa46276b2890069df7302bde081948 ...
episode_id NULL
created_at 2026-04-15T11:14:13.035924+00:00
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