{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T05:45:12.820598+00:00","duration_seconds":1.328388,"id":1357579,"input_summary":"chars=322 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7ADV","recording_id":142364,"started_at":"2026-07-04T05:45:11.492210+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140917}