Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCmgt0WZqs4L5C+g3RwsHBnWfV5H4B2yQ1a4N2DTtugoQcuqKZi5Bow9YrK… (1,748 chars)"
  }
}