Delete row sig_abd06d13b3c4 from signals

id sig_abd06d13b3c4
event_id evt_9d2224a2a4c8
watcher_id NULL
signal_type technical_indicator_signal
value {"bars":600,"confidence":0.5299371 ...
threshold NULL
direction NULL
severity medium
window NULL
source technical_analyzer
reason_trace {"cutoff_iso":"2026-04-05T20:25:08Z ...
dedupe_key ta:technical_indicator_signal:priceAboveEma12:ema_ ...
throttle_s 0
created_at 2026-04-08T20:25:08.119783+00:00
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