Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHF9+TGxC8URc7F6i9qAJxWFS+o4+O9HGwBDoY4jKq1enGE2lEc1iJ6Lxps… (844 chars)"
  }
}