{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T04:29:52.098313+00:00","duration_seconds":3.500371,"id":187431,"input_summary":"chars=503 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K7J7","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KK7NQN,K7J7","recording_id":110634,"started_at":"2026-06-24T04:29:48.597942+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":110632}