{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T23:36:15.062078+00:00","duration_seconds":0.65258,"id":1309249,"input_summary":"chars=23 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7EXM","confidence":0.78},{"callsign":"AB6MB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7EXM,AB6MB","recording_id":138944,"started_at":"2026-07-02T23:36:14.409498+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137787}