Delete row sig_d2f4163ada87 from signals

id sig_d2f4163ada87
event_id evt_80add30a8b46
watcher_id NULL
signal_type market_prices_snapshot
value {"as_of":"2026-04-12T12:52:17.529659+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source market_ingestor
reason_trace {}
dedupe_key market_prices_snapshot:dcf9b5070f843b57
throttle_s 0
created_at 2026-04-12T12:52:17.529659+00:00
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