{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T07:23:38.005784+00:00","duration_seconds":1.377331,"id":941742,"input_summary":"chars=917 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5IRQ","confidence":0.78},{"callsign":"KC2PKG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5IRQ,KC2PKG","recording_id":37915,"started_at":"2026-06-28T07:23:36.628453+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37916}