Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDrUOICyXhsQNkh7zRPa5ba0QLj5qrE9siGOQSzYLQr5R1e+0YHo9s7YNx4… (1,748 chars)"
  }
}