{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T20:08:55.471513+00:00","duration_seconds":0.447527,"id":1057780,"input_summary":"chars=134 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI0AR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI0AR","recording_id":25257,"started_at":"2026-06-28T20:08:55.023986+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":25258}