Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGxrU3xwq+iWXMO1e3UxGCNynpboSMT2WzfAKy3lzvd/xNc1mJLVSpeqM6U… (844 chars)"
  }
}