{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-04T17:30:54.865226+00:00","duration_seconds":4.303398,"id":2376680,"input_summary":"chars=281 node=683210","metadata":{"llm_candidates":[{"callsign":"AI6US","confidence":0.78},{"callsign":"W6EK","confidence":0.78},{"callsign":"W1F","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=AI6US,W6EK,W1F","recording_id":217298,"started_at":"2026-08-04T17:30:50.561828+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":208143}