{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T05:55:35.373720+00:00","duration_seconds":1.460591,"id":929037,"input_summary":"chars=2371 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"KB0MAI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,KB0MAI","recording_id":39315,"started_at":"2026-06-28T05:55:33.913129+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":39316}