{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:26:17.163410+00:00","duration_seconds":14.419311,"id":1789044,"input_summary":"chars=554 node=683210","metadata":{"llm_candidates":[{"callsign":"W2BLD","confidence":0.78},{"callsign":"KA4JZ","confidence":0.78},{"callsign":"W4JZ","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=3 calls=W2BLD,KA4JZ,W4JZ","recording_id":171681,"started_at":"2026-07-17T12:26:02.744099+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167333}