{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T00:24:52.444098+00:00","duration_seconds":1.042354,"id":1717294,"input_summary":"chars=686 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7AM","confidence":0.78},{"callsign":"K7AO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7AM,K7AO","recording_id":166450,"started_at":"2026-07-16T00:24:51.401744+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":162877}