{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T00:28:40.308633+00:00","duration_seconds":2.628305,"id":282745,"input_summary":"chars=722 node=683211","metadata":{"llm_candidates":[{"callsign":"G7MFM","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=3 calls=G7MFM,KK7NQN","recording_id":101735,"started_at":"2026-06-25T00:28:37.680328+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":101720}