{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T04:06:13.258696+00:00","duration_seconds":0.465435,"id":1822580,"input_summary":"chars=71 node=66296","metadata":{"llm_candidates":[{"callsign":"KC5WSH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC5WSH","recording_id":174007,"started_at":"2026-07-18T04:06:12.793261+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169447}