{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:03:48.116753+00:00","duration_seconds":0.757082,"id":1086157,"input_summary":"chars=1118 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7C","confidence":0.78},{"callsign":"K1X","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K7C,K1X","recording_id":22147,"started_at":"2026-06-28T23:03:47.359671+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":22148}