Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDSGUa8dLGfFju4QITdAlGBW8AQ3nmBVj5jiJQQNDXkLXzY69ZpwSKLmk/r… (1,748 chars)"
  }
}