Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC5xR4r0NhBnFMYmt9M4KUXPhs/78NNX7DsQiQ8l7+b8TfNSngmNsPY4/c1… (844 chars)"
  }
}