Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB7bki6FFcfVBfSjWA6Yz2TzIiYR1zOLgVPKI/5CYKeZQhRZL1XYkMsc34u… (1,748 chars)"
  }
}