Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDKHgyHXeX+vCfURPeXIQqRHxiCYPABwbP+yIkxvAX6FVz5zy5Q0C+6KR1A… (1,748 chars)"
  }
}