Delete row sig_521818a8ce80 from signals

id sig_521818a8ce80
event_id evt_bbf2e6c3c4c7
watcher_id NULL
signal_type technical_indicator_signal
value {"bars":151,"confidence":0.5412971 ...
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:emaCrossUp:ema_signa ...
throttle_s 0
created_at 2026-04-17T21:04:13.196401+00:00
Cancel