{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:28:41.550174+00:00","duration_seconds":2.408907,"id":504350,"input_summary":"chars=234 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N90FU","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=N90FU,KK7NQN","recording_id":82813,"started_at":"2026-06-26T11:28:39.141267+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82814}