{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T21:41:42.237230+00:00","duration_seconds":2.3611,"id":1634789,"input_summary":"chars=244 node=66296","metadata":{"llm_candidates":[{"callsign":"KM7FDO","confidence":0.78},{"callsign":"KJ7RED","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KM7FDO,KJ7RED","recording_id":161415,"started_at":"2026-07-12T21:41:39.876130+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158234}