{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T17:07:44.721613+00:00","duration_seconds":2.205452,"id":1299683,"input_summary":"chars=557 node=66296","metadata":{"llm_candidates":[{"callsign":"W7DK","confidence":0.78},{"callsign":"W7BK","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=W7DK,W7BK","recording_id":138300,"started_at":"2026-07-02T17:07:42.516161+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137171}