{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T16:53:22.143547+00:00","duration_seconds":6.661347,"id":1368864,"input_summary":"chars=486 node=683211","metadata":{"llm_candidates":[{"callsign":"KG7AI","confidence":0.78},{"callsign":"KG7M","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KG7AI,KG7M","recording_id":143269,"started_at":"2026-07-04T16:53:15.482200+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141672}