{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T12:55:31.093253+00:00","duration_seconds":1.516294,"id":367014,"input_summary":"chars=91 node=683210","metadata":{"llm_candidates":[{"callsign":"WB2HG","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=WB2HG","recording_id":122543,"started_at":"2026-06-25T12:55:29.576959+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":122544}