Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC9jYg/aFCmvzfvKQ5DPuz5b5RWzr62HDtYmEIh329tAhOQE5fwXCagFxJh… (1,748 chars)"
  }
}