{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T18:09:02.747164+00:00","duration_seconds":0.639469,"id":1404631,"input_summary":"chars=715 node=683211","metadata":{"llm_candidates":[{"callsign":"K6PTO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K6PTO","recording_id":145635,"started_at":"2026-07-05T18:09:02.107695+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143916}