Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFfzZSe+luUH6O5F7WcXpjsNVrkMeZaEHw77EAqjf1T1AXbNy2I8bXYOeTc… (844 chars)"
  }
}