{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T14:24:01.067271+00:00","duration_seconds":3.288606,"id":228703,"input_summary":"chars=642 node=683210","metadata":{"llm_candidates":[{"callsign":"WB6B","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=WB6B,KK7NQN","recording_id":106663,"started_at":"2026-06-24T14:23:57.778665+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":106661}