Delete row 15479 from events

seq 15479
id evt_477638450fe5
kind llm_usage
ts 2026-04-10T10:20:54.101472+00:00
actor llm:openai
subject_entity_ids []
payload {"cost_usd":0.000767,"meta":{" ...
source_ref NULL
confidence 0.0
dedupe_key llm_usage:resp_0df462b55ace0c0e0069d8cf0390ec81939 ...
episode_id NULL
created_at 2026-04-10T10:20:54.101539+00:00
Cancel