curl --location 'https://api.sandbox.vrtx.sa/cl/v1/auth/token' \
--data-urlencode 'grant_type=client_credentials' \
--data-urlencode 'client_id=sandbox-e2e-client' \
--data-urlencode 'client_secret=u8H3xNf4T0k3n' \
--data-urlencode 'scope=closedloop.read closedloop.write'{
"access_token": "eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9...",
"token_type": "Bearer",
"expires_in": 300,
"refresh_expires_in": 0,
"scope": "closedloop.read closedloop.write"
}