username:password
Authorization: Basic *****************
curl --location --request POST '/auth/oauth2/token?grant_type=refresh_token' \
--header 'Authorization: Basic Og==' \
--data-urlencode 'scope=server' \
--data-urlencode 'refresh_token=23c56648-d0ae-4fbd-85d8-693e57f70c6b'
{}