Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCrCt2XZXHL41DdHD0SQlGspU8pFJcvHE1A+UZeRJNDixTq4IszUll0o8A9… (844 chars)"
  }
}