{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-19T00:03:46.942756+00:00","duration_seconds":2.584284,"id":2695805,"input_summary":"chars=646 node=683210","metadata":{"llm_candidates":[{"callsign":"C4CUP","confidence":0.78},{"callsign":"K0BIT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=C4CUP,K0BIT","recording_id":251907,"started_at":"2026-08-19T00:03:44.358472+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":239165}