{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T16:22:23.603425+00:00","duration_seconds":1.532891,"id":1330615,"input_summary":"chars=853 node=66296","metadata":{"llm_candidates":[{"callsign":"N7GWG","confidence":0.78},{"callsign":"N6NBN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N7GWG,N6NBN","recording_id":140542,"started_at":"2026-07-03T16:22:22.070534+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":139242}