Delete row sig_c3f85ca2cc8a from signals

id sig_c3f85ca2cc8a
event_id evt_847adecf7ded
watcher_id NULL
signal_type discovery_sector_rotation_snapshot
value {"as_of":"2026-04-14T18:50:41.127595+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source discovery_rss
reason_trace {}
dedupe_key discovery_sector_rotation_snapshot:e33456983b3f365 ...
throttle_s 0
created_at 2026-04-14T18:50:41.127595+00:00
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