Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFNYG+gUbNMOzJ3hDYRrR7rOAjKQwsf0LsC3yzIk9nwLHokRl13xoTf83hz… (844 chars)"
  }
}