{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T16:07:41.590191+00:00","duration_seconds":2.856225,"id":1237312,"input_summary":"chars=521 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7RAB","confidence":0.78},{"callsign":"K9JEB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7RAB,K9JEB","recording_id":133581,"started_at":"2026-06-30T16:07:38.733966+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":133023}