{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T17:26:21.231109+00:00","duration_seconds":6.849175,"id":1835184,"input_summary":"chars=625 node=66296","metadata":{"llm_candidates":[{"callsign":"KG7FWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7FWB","recording_id":174923,"started_at":"2026-07-18T17:26:14.381934+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170242}