{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T12:28:10.616152+00:00","duration_seconds":0.945474,"id":1288223,"input_summary":"chars=727 node=683210","metadata":{"llm_candidates":[{"callsign":"WB2EHG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=WB2EHG","recording_id":137334,"started_at":"2026-07-02T12:28:09.670678+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136367}