Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBIKfNG0nLavbVj7QJM99K+OZyyYN+1jkX0/Pg+xle9qhE8tFGBSCkLrNk4… (1,748 chars)"
  }
}