Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBlR0Jwv6G7QZND1BTx/oy5h3ga4g/QcNXFAepNBNcBDBC9OY466NhTLRO+… (1,748 chars)"
  }
}