Delete row sig_d6f12e4b64ab from signals

id sig_d6f12e4b64ab
event_id evt_779caa6c0f68
watcher_id NULL
signal_type market_prices_snapshot
value {"as_of":"2026-04-20T12:27:31.099620+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source market_ingestor
reason_trace {}
dedupe_key market_prices_snapshot:79f64c09ecdb2bd3
throttle_s 0
created_at 2026-04-20T12:27:31.099620+00:00
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