{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T20:20:32.671622+00:00","duration_seconds":6.86053,"id":1576953,"input_summary":"chars=95 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7HLB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7HLB","recording_id":157528,"started_at":"2026-07-10T20:20:25.811092+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154669}