{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T12:57:29.465556+00:00","duration_seconds":51.416664,"id":221789,"input_summary":"chars=206 node=683210","metadata":{"llm_candidates":[{"callsign":"KA4JZ","confidence":1.0},{"callsign":"KF7ADV","confidence":0.8}]},"output_summary":"ai_candidates=2 merged=3 calls=KA4JZ,KF7ADV","recording_id":121095,"started_at":"2026-06-24T12:56:38.048892+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":121096}