Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZLHejd7ZHGTXK5SKxADTUQx8udUct/o+7s4W5n55F0xNGw/tNeY1JCi3K… (1,748 chars)"
  }
}