Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGHXjEjxj20AMmNJ9hTkZPJJg4AzjWFoxkpz0zTUOcZAHOtKLfln8Q3JfNq… (844 chars)"
  }
}