Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCvbXeVlOX4qRhsxaaqXFVwS5oosSrykjVpBG7EgOsz6kUyeU2f6KDZcSA+… (844 chars)"
  }
}