{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T12:17:36.730716+00:00","duration_seconds":1.006969,"id":1654489,"input_summary":"chars=387 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7RJ","confidence":0.78},{"callsign":"K2S","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KJ7RJ,K2S","recording_id":162723,"started_at":"2026-07-13T12:17:35.723747+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159477}