Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHsAZOb5Rf6K70hR1ehyQlFUubMNEcoXm8mYqLeVDTCfWb/QcN5sn6kFAx/… (844 chars)"
  }
}