Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEKbjHNnUkx2W6NuWCmQ9KAwZ7u7KA0e5K7RvNE9QZ66nu3QXRcbiqJxTrx… (844 chars)"
  }
}