{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T12:17:59.033476+00:00","duration_seconds":1.439137,"id":1195993,"input_summary":"chars=671 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KW2STI","confidence":0.78},{"callsign":"KJ7RJ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KW2STI,KJ7RJ","recording_id":130481,"started_at":"2026-06-29T12:17:57.594339+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130221}