{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T15:17:38.172651+00:00","duration_seconds":0.570207,"id":1434946,"input_summary":"chars=325 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7AZV","recording_id":147679,"started_at":"2026-07-06T15:17:37.602444+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145785}