Delete row sig_73e2a48cc245 from signals

id sig_73e2a48cc245
event_id evt_542413e1a4ba
watcher_id NULL
signal_type market_headlines_snapshot
value {"as_of":"2026-04-18T04:06:40.021183+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source market_ingestor
reason_trace {}
dedupe_key market_headlines_snapshot:7b0dd2f540ca7a7f
throttle_s 0
created_at 2026-04-18T04:06:40.021183+00:00
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