{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T16:45:17.526642+00:00","duration_seconds":2.241045,"id":240126,"input_summary":"chars=911 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7AZV,KK7NQN","recording_id":112803,"started_at":"2026-06-24T16:45:15.285597+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":112803}