Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH9OI8UKXl9wMnCiLOGdArZ6rIBxaJYN4kLFlZHxoqBIxIAg1oVr1D1DA72… (844 chars)"
  }
}