public void SetupAll()
{
var config = new ConfigurationWrapper();
var authenticationRepository = new AuthenticationRepository(new RestClient(config.GetEnvironmentVarAsString("MP_OAUTH_BASE_URL")),
new RestClient(config.GetEnvironmentVarAsString("MP_REST_API_ENDPOINT")));
var apiUserRepository = new ApiUserRepository(config, authenticationRepository);
_authToken = apiUserRepository.GetToken();
}