{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T15:37:22.039625+00:00","duration_seconds":3.473338,"id":1662778,"input_summary":"chars=803 node=66296","metadata":{"llm_candidates":[{"callsign":"KB7G0","confidence":0.78},{"callsign":"KB7R","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KB7G0,KB7R","recording_id":163331,"started_at":"2026-07-13T15:37:18.566287+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":160028}