{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T16:22:31.083616+00:00","duration_seconds":1.876486,"id":1330635,"input_summary":"chars=821 node=66296","metadata":{"llm_candidates":[{"callsign":"WS7Y","confidence":0.78},{"callsign":"N9GI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=WS7Y,N9GI","recording_id":140545,"started_at":"2026-07-03T16:22:29.207130+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":139245}