{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T03:08:52.879762+00:00","duration_seconds":2.607108,"id":1821494,"input_summary":"chars=779 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WH7IBY","confidence":0.78},{"callsign":"KF7UQC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=WH7IBY,KF7UQC","recording_id":173934,"started_at":"2026-07-18T03:08:50.272654+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169383}