Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHYcbtSCeBDDcmFTGbK1RfXAACZyAl2+W1Jx1D//RRZo3dIHS8XGyXfW6L6… (1,748 chars)"
  }
}