{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:32:07.097555+00:00","duration_seconds":1.046808,"id":1090873,"input_summary":"chars=1582 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7PDZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7PDZ","recording_id":21583,"started_at":"2026-06-28T23:32:06.050747+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":21584}