{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T16:56:58.173797+00:00","duration_seconds":7.346665,"id":1401756,"input_summary":"chars=752 node=683210","metadata":{"llm_candidates":[{"callsign":"A6JB","confidence":0.78},{"callsign":"K6WQ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=A6JB,K6WQ","recording_id":145410,"started_at":"2026-07-05T16:56:50.827132+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143701}