Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBd2nio5ViO9yNOEsxzbl4lllVW+NdopVJANBv/3LWLUwbUWsq+OQ+PkHq+… (1,748 chars)"
  }
}