{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T06:51:29.539656+00:00","duration_seconds":1.801056,"id":193593,"input_summary":"chars=275 node=683210","metadata":{"llm_candidates":[{"callsign":"DU3XCD","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=DU3XCD,KK7NQN","recording_id":117285,"started_at":"2026-06-24T06:51:27.738600+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":117283}