Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEa8yL4sHcWwSvjVcbDq+F8zGGBSxKOoMBF7RNFJcJNHSxL3ke8uCHHSxOv… (844 chars)"
  }
}