{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T01:40:22.162739+00:00","duration_seconds":1.778318,"id":1219833,"input_summary":"chars=627 node=683210","metadata":{"llm_candidates":[{"callsign":"KO3RH","confidence":0.78},{"callsign":"M6STL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KO3RH,M6STL","recording_id":132224,"started_at":"2026-06-30T01:40:20.384421+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":131810}