{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T01:49:14.133907+00:00","duration_seconds":0.812786,"id":1311741,"input_summary":"chars=653 node=683210","metadata":{"llm_candidates":[{"callsign":"KI5DHT","confidence":0.78},{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI5DHT,K4CUP","recording_id":139138,"started_at":"2026-07-03T01:49:13.321121+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137972}