Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDVxLPwxiQEObfVWJc0NV26fDiDahUQgDX24tkh1rEIECwJ/+9vr+v7dm9+… (1,748 chars)"
  }
}