Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwANjM8Q+QxI5PkX2Z0VcXf5YcbX1DygKjc2qlIVmANN8yPZZlS+vtClnRwD… (844 chars)"
  }
}