Delete row sig_1bdd7053ca9d from signals

id sig_1bdd7053ca9d
event_id evt_b2c3a63ee7c7
watcher_id NULL
signal_type technical_indicator_signal
value {"bars":600,"confidence":0.8683161 ...
threshold NULL
direction NULL
severity medium
window NULL
source technical_analyzer
reason_trace {"cutoff_iso":"2026-04-03T20:29:19Z ...
dedupe_key ta:technical_indicator_signal:priceAboveEma12:ema_ ...
throttle_s 0
created_at 2026-04-06T20:29:19.781837+00:00
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