{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T01:02:29.288659+00:00","duration_seconds":17.681373,"id":1818408,"input_summary":"chars=655 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5FOX","confidence":0.78},{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5FOX,K4CUP","recording_id":173743,"started_at":"2026-07-18T01:02:11.607286+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169214}