{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T19:05:52.862070+00:00","duration_seconds":0.585469,"id":1374147,"input_summary":"chars=160 node=66296","metadata":{"llm_candidates":[{"callsign":"W7DNG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W7DNG","recording_id":143606,"started_at":"2026-07-04T19:05:52.276601+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142000}