{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T15:58:46.702445+00:00","duration_seconds":0.845385,"id":1703050,"input_summary":"chars=198 node=683210","metadata":{"llm_candidates":[{"callsign":"K9DFF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K9DFF","recording_id":166086,"started_at":"2026-07-14T15:58:45.857060+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":162538}