{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T16:51:36.166765+00:00","duration_seconds":1.886543,"id":1834221,"input_summary":"chars=700 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7UW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KJ7UW","recording_id":174848,"started_at":"2026-07-18T16:51:34.280222+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170174}