{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T12:11:25.985280+00:00","duration_seconds":14.448646,"id":1228792,"input_summary":"chars=771 node=683210","metadata":{"llm_candidates":[{"callsign":"W2RBC","confidence":0.78},{"callsign":"K8BAC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=W2RBC,K8BAC","recording_id":132865,"started_at":"2026-06-30T12:11:11.536634+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":132421}