{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T02:06:37.318371+00:00","duration_seconds":1.595262,"id":180909,"input_summary":"chars=728 node=683210","metadata":{"llm_candidates":[{"callsign":"K2CMT","confidence":1.0},{"callsign":"K3FPD","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=K2CMT,K3FPD","recording_id":110917,"started_at":"2026-06-24T02:06:35.723109+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":110918}