Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH1MGKXwIjgjgO9dJkkTwSXUG+QxoWEEFG4E7LNi4aw5B600DLkT8J5GVkh… (844 chars)"
  }
}