Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwJ5lgCfLplWPf1Jq4b6OiRbEXgT7t/u+DlSqEFA7WtnS0Cot5/iUJII72Tk… (844 chars)"
  }
}