Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFBZY8O647Cr9XjHBET9UGHkvyEKPHAuaGPzvvBIGQr8iGlRXXCVJjNlQ7o… (1,748 chars)"
  }
}