{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T04:25:57.933394+00:00","duration_seconds":2.024615,"id":187257,"input_summary":"chars=240 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"WH1NQC","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7NQN,WH1NQC","recording_id":110421,"started_at":"2026-06-24T04:25:55.908779+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":110414}