Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAB8XcbdV9uGK9IdMtsdQbemiuMB1Ait4Hxl3ZZYywXHCPvQTd2gguYcGHk… (844 chars)"
  }
}