{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T01:57:43.645918+00:00","duration_seconds":3.576953,"id":1519499,"input_summary":"chars=462 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7AHE","confidence":0.78},{"callsign":"K7AOO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K7AHE,K7AOO","recording_id":153611,"started_at":"2026-07-09T01:57:40.068965+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151070}