{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-02T15:03:11.380143+00:00","duration_seconds":2.091366,"id":2323688,"input_summary":"chars=554 node=683211","metadata":{"llm_candidates":[{"callsign":"VA6GRZ","confidence":0.78},{"callsign":"KI7BR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=VA6GRZ,KI7BR","recording_id":211585,"started_at":"2026-08-02T15:03:09.288777+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":203000}