{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T04:52:49.628502+00:00","duration_seconds":1.502688,"id":1823495,"input_summary":"chars=675 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7RAB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7RAB","recording_id":174077,"started_at":"2026-07-18T04:52:48.125814+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169512}