{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T15:16:08.363390+00:00","duration_seconds":1.418031,"id":1266984,"input_summary":"chars=570 node=683210","metadata":{"llm_candidates":[{"callsign":"AI6US","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=AI6US","recording_id":135797,"started_at":"2026-07-01T15:16:06.945359+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134981}