Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE0vfml69WiUlfOk6qh4/6Q+L+/pbZ/A+MSTRMqLYXyaXGdGX6A0t5C+0Ue… (844 chars)"
  }
}