Microsoft.Identity.Client.Internal.Broker.BrokerResponseConst static class BrokerResponseConst For Android there are from: https://github.com/AzureAD/microsoft-authentication-library-common-for-android/blob/dev/common/src/main/java/com/microsoft/identity/common/internal/broker/BrokerResult.java Documentation Code public const string AccessToken = "access_token" public const string Account = "mAccount" public const string AndroidInvalidRefreshToken = "Broker refresh token is invalid" public const string AndroidNoAccountFound = "no_account_found" public const string AndroidNoTokenFound = "no_tokens_found" public const string AndroidProtectionPolicyRequired = "protection_policy_required" public const string AndroidScopes = "scopes" public const string AndroidUnauthorizedClient = "unauthorized_client" public const string Authority = "authority" public const string Bearer = "Bearer" public const string BrokerErrorCode = "broker_error_code" public const string BrokerErrorDescription = "error_description" public const string BrokerErrorDomain = "broker_error_domain" public const string BrokerErrorMessage = "broker_error_message" public const string BrokerHttpBody = "http_response_body" public const string BrokerHttpHeaders = "http_response_headers" public const string BrokerHttpStatusCode = "http_response_code" public const string BrokerSubError = "oauth_sub_error" public const string ClientId = "client_id" public const string ClientInfo = "client_info" public const string CorrelationId = "correlation_id" public const string Environment = "environment" public const string ErrorMetadata = "error_metadata" public const string ExpiresOn = "expires_on" public const string ExtendedExpiresOn = "ext_expires_on" public const string HomeAccountId = "home_account_id" public const string IdToken = "id_token" public const string iOSBrokerNonce = "broker_nonce" public const string iOSBrokerProtectionPoliciesRequiredErrorCode = "-50004" public const string iOSBrokerTenantId = "utid" public const string iOSBrokerUserCancellationErrorCode = "-50005" public const string LocalAccountId = "local_account_id" public const string RefreshToken = "refresh_token" public const string Scope = "scope" public const string TenantId = "tenant_id" public const string TokenType = "token_type" public const string UserName = "username"