Delete row sig_05584e2b0778 from signals

id sig_05584e2b0778
event_id evt_201327e30844
watcher_id NULL
signal_type market_prices_snapshot
value {"as_of":"2026-04-07T13:23:25.502736+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source market_ingestor
reason_trace {}
dedupe_key market_prices_snapshot:49eec13e6d38fb2c
throttle_s 0
created_at 2026-04-07T13:23:25.502736+00:00
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