{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T22:37:21.033675+00:00","duration_seconds":2.171511,"id":1346406,"input_summary":"chars=718 node=683211","metadata":{"llm_candidates":[{"callsign":"KY4MB","confidence":0.78},{"callsign":"GW8S","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KY4MB,GW8S","recording_id":141626,"started_at":"2026-07-03T22:37:18.862164+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140237}