Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHsFioPKGl/D1qIp3x4DeAzqcrvJEXp4gk/6l5znKKK+VSmfMhbuVgyXB3D… (1,748 chars)"
  }
}