Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC3Bz0/ahWgKRUze3GdgI8esVxOBXTrCfphijj8XDu4/27dtUH3+/7lRV4Y… (1,748 chars)"
  }
}