{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T19:10:23.635734+00:00","duration_seconds":1.363162,"id":1303084,"input_summary":"chars=582 node=683210","metadata":{"llm_candidates":[{"callsign":"KB3JRB","confidence":0.78},{"callsign":"K3JRB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KB3JRB,K3JRB","recording_id":138513,"started_at":"2026-07-02T19:10:22.272572+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137377}