{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T02:10:20.200330+00:00","duration_seconds":0.825734,"id":1385666,"input_summary":"chars=479 node=683210","metadata":{"llm_candidates":[{"callsign":"KB3JQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB3JQ","recording_id":144367,"started_at":"2026-07-05T02:10:19.374596+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142708}