{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T14:55:55.836789+00:00","duration_seconds":1.430683,"id":1397775,"input_summary":"chars=883 node=66296","metadata":{"llm_candidates":[{"callsign":"WA9BVE","confidence":0.78},{"callsign":"KG7C","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=WA9BVE,KG7C","recording_id":145158,"started_at":"2026-07-05T14:55:54.406106+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143456}