{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T00:28:27.341406+00:00","duration_seconds":2.050534,"id":429028,"input_summary":"chars=919 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VK3KK","confidence":1.0},{"callsign":"Q07U","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=VK3KK,Q07U","recording_id":98586,"started_at":"2026-06-26T00:28:25.290872+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":98587}