{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T07:51:51.584390+00:00","duration_seconds":1.575496,"id":609438,"input_summary":"chars=613 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KV0MAI","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=5 calls=KV0MAI,KK7NQN","recording_id":73531,"started_at":"2026-06-27T07:51:50.008894+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":73532}