Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDn+03MEKSTu6EWi91R2o0cObpXl88aiJbsQux+iQ9tRkx/XcP0+g4T2WBo… (1,748 chars)"
  }
}