{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T18:42:46.289063+00:00","duration_seconds":1.478079,"id":1302399,"input_summary":"chars=730 node=683210","metadata":{"llm_candidates":[{"callsign":"K7PKL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7PKL","recording_id":138474,"started_at":"2026-07-02T18:42:44.810984+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137339}