{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T01:59:50.522609+00:00","duration_seconds":1.759137,"id":294042,"input_summary":"chars=695 node=683210","metadata":{"llm_candidates":[{"callsign":"KE0WU","confidence":1.0},{"callsign":"KF5S","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KE0WU,KF5S","recording_id":100411,"started_at":"2026-06-25T01:59:48.763472+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":100412}