{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T14:50:20.683436+00:00","duration_seconds":2.080749,"id":1363450,"input_summary":"chars=523 node=66296","metadata":{"llm_candidates":[{"callsign":"KB7GL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KB7GL","recording_id":142832,"started_at":"2026-07-04T14:50:18.602687+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141292}