{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T06:58:09.001332+00:00","duration_seconds":0.462262,"id":1825425,"input_summary":"chars=221 node=66296","metadata":{"llm_candidates":[{"callsign":"W7ITO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W7ITO","recording_id":174201,"started_at":"2026-07-18T06:58:08.539070+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169628}