Delete row sig_22ef9f8e20e1 from signals

id sig_22ef9f8e20e1
event_id evt_a9ac42dc4aa7
watcher_id NULL
signal_type technical_indicator_signal
value {"bars":600,"confidence":0.8393142 ...
threshold NULL
direction NULL
severity high
window NULL
source technical_analyzer
reason_trace {"cutoff_iso":"2026-04-05T20:05:09Z ...
dedupe_key ta:technical_indicator_signal:bigMoveUp:big_move:U ...
throttle_s 0
created_at 2026-04-08T20:05:09.377597+00:00
Cancel