Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFMSSfzyKJSQ/yud2wPXjDEY8ZhqYWX5s5FQXDHNpPFtkCCjfb+9MZIL2Bw… (844 chars)"
  }
}