{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T23:43:31.230734+00:00","duration_seconds":6.90288,"id":1679438,"input_summary":"chars=35 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AG7W","confidence":0.78},{"callsign":"K7B","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AG7W,K7B","recording_id":164475,"started_at":"2026-07-13T23:43:24.327854+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161063}