{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T01:48:59.626729+00:00","duration_seconds":0.586525,"id":1487480,"input_summary":"chars=146 node=683210","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"KI0AR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,KI0AR","recording_id":151413,"started_at":"2026-07-08T01:48:59.040204+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149102}