{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T13:27:53.884158+00:00","duration_seconds":2.228116,"id":2819849,"input_summary":"chars=787 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"M4LBF","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,M4LBF","recording_id":265272,"started_at":"2026-08-24T13:27:51.656042+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":251362}