{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T17:54:58.311500+00:00","duration_seconds":7.58836,"id":2877625,"input_summary":"chars=468 node=683210","metadata":{"llm_candidates":[{"callsign":"KF4WLQ","confidence":0.78},{"callsign":"KM4VP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF4WLQ,KM4VP","recording_id":271550,"started_at":"2026-08-26T17:54:50.723140+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":256990}