{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T15:40:08.243962+00:00","duration_seconds":0.478161,"id":1022295,"input_summary":"chars=175 node=oldsys","metadata":{"llm_candidates":[{"callsign":"M7MRB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=M7MRB","recording_id":29076,"started_at":"2026-06-28T15:40:07.765801+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":29077}