{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T21:59:00.566681+00:00","duration_seconds":0.687186,"id":1841773,"input_summary":"chars=416 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7GBM","confidence":0.78},{"callsign":"KJ7LA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7GBM,KJ7LA","recording_id":175352,"started_at":"2026-07-18T21:58:59.879495+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170612}