{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T19:03:30.718250+00:00","duration_seconds":0.731965,"id":1542452,"input_summary":"chars=201 node=683210","metadata":{"llm_candidates":[{"callsign":"K7AG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7AG","recording_id":155226,"started_at":"2026-07-09T19:03:29.986285+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152541}