{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T04:20:25.561553+00:00","duration_seconds":2.6425,"id":1419785,"input_summary":"chars=691 node=683211","metadata":{"llm_candidates":[{"callsign":"KE7KZH","confidence":0.78},{"callsign":"KE7YJV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KE7KZH,KE7YJV","recording_id":146709,"started_at":"2026-07-06T04:20:22.919053+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144898}