{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T01:49:11.115170+00:00","duration_seconds":18.77805,"id":1311730,"input_summary":"chars=849 node=683210","metadata":{"llm_candidates":[{"callsign":"KQ4GTP","confidence":0.78},{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KQ4GTP,K4CUP","recording_id":139132,"started_at":"2026-07-03T01:48:52.337120+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137966}