{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T14:58:22.563077+00:00","duration_seconds":2.444072,"id":1467201,"input_summary":"chars=873 node=66296","metadata":{"llm_candidates":[{"callsign":"V7DFJ","confidence":0.78},{"callsign":"E7DFJ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=V7DFJ,E7DFJ","recording_id":149988,"started_at":"2026-07-07T14:58:20.119005+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147829}