Delete row sig_68c4c1d83301 from signals

id sig_68c4c1d83301
event_id evt_7595cbab10ff
watcher_id NULL
signal_type technical_indicator_signal
value {"bars":600,"confidence":0.6639173 ...
threshold NULL
direction NULL
severity medium
window NULL
source technical_analyzer
reason_trace {"cutoff_iso":"2026-04-14T21:04:13Z ...
dedupe_key ta:technical_indicator_signal:emaCrossDown:ema_sig ...
throttle_s 0
created_at 2026-04-17T21:04:13.196401+00:00
Cancel