{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T16:48:43.594854+00:00","duration_seconds":4.417865,"id":1439148,"input_summary":"chars=639 node=66296","metadata":{"llm_candidates":[{"callsign":"KG7FWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7FWB","recording_id":147991,"started_at":"2026-07-06T16:48:39.176989+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146067}