{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:14:30.244096+00:00","duration_seconds":0.67963,"id":1043602,"input_summary":"chars=267 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2STO","confidence":0.78},{"callsign":"N3OMO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2STO,N3OMO","recording_id":26827,"started_at":"2026-06-28T18:14:29.564466+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":26828}