Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFgi7mNkPl1NUm+5aIvnqU3REPlAAFbDyRYVrrDnCCLCwXKUxcZK5UeUL+Z… (844 chars)"
  }
}