{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T17:41:43.949132+00:00","duration_seconds":0.678049,"id":1300785,"input_summary":"chars=34 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7IDZ","confidence":0.78},{"callsign":"KF7Z3","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7IDZ,KF7Z3","recording_id":138370,"started_at":"2026-07-02T17:41:43.271083+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137239}