Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFJavUE/aHAvxu+6zK/CuNKUtfPJ8+hgEhirLFBlZAWlGgfGOEy63373GEw… (1,748 chars)"
  }
}