{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T05:48:18.143621+00:00","duration_seconds":0.617716,"id":1458214,"input_summary":"chars=517 node=683211","metadata":{"llm_candidates":[{"callsign":"KM7GFG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM7GFG","recording_id":149321,"started_at":"2026-07-07T05:48:17.525905+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147247}