{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-03T02:53:54.739149+00:00","duration_seconds":1.320207,"id":2339612,"input_summary":"chars=537 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LBD","confidence":0.78},{"callsign":"K7IG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K7LBD,K7IG","recording_id":213293,"started_at":"2026-08-03T02:53:53.418942+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":204563}