{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T18:22:55.285843+00:00","duration_seconds":1.874463,"id":1209408,"input_summary":"chars=618 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7ADV","confidence":0.78},{"callsign":"K7AH","confidence":0.78},{"callsign":"K7HF","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=K7ADV,K7AH,K7HF","recording_id":131490,"started_at":"2026-06-29T18:22:53.411380+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":131129}