{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T01:59:21.188742+00:00","duration_seconds":1.746209,"id":293975,"input_summary":"chars=644 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7FGP","confidence":1.0},{"callsign":"KK7HLD","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7FGP,KK7HLD","recording_id":4809,"started_at":"2026-06-25T01:59:19.442533+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":4810}