Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDM50gOc9xGRHpIUsPSl7vL/Zx91nLHQ+Yb5flrZudoGV0HYlz2nVavJtuf… (844 chars)"
  }
}