{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T16:19:04.257476+00:00","duration_seconds":18.826014,"id":1367445,"input_summary":"chars=639 node=683211","metadata":{"llm_candidates":[{"callsign":"KD7PWB","confidence":0.78},{"callsign":"K9MLR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KD7PWB,K9MLR","recording_id":143162,"started_at":"2026-07-04T16:18:45.431462+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141570}