{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T16:56:34.450863+00:00","duration_seconds":13.645821,"id":1401697,"input_summary":"chars=786 node=683210","metadata":{"llm_candidates":[{"callsign":"K06DH","confidence":0.78},{"callsign":"K06TH","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K06DH,K06TH","recording_id":145404,"started_at":"2026-07-05T16:56:20.805042+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143695}