{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T07:34:52.551696+00:00","duration_seconds":1.7231,"id":1285316,"input_summary":"chars=805 node=66296","metadata":{"llm_candidates":[{"callsign":"KM7FDO","confidence":0.78},{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KM7FDO,K9BDC","recording_id":137104,"started_at":"2026-07-02T07:34:50.828596+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136168}