DescribeAppLicenseUsage (smaws-clients.Smaws_Client_AppStream.DescribeAppLicenseUsage)

val error_to_string : 
  [ Smaws_Lib.Protocols.AwsJson.error
  | `InvalidParameterCombinationException of
    Types.invalid_parameter_combination_exception
  | `OperationNotPermittedException of Types.operation_not_permitted_exception
  | `ResourceNotFoundException of Types.resource_not_found_exception ] ->
  string

val request : 
  'http_type Smaws_Lib.Context.t ->
  Types.describe_app_license_usage_request ->
  (Types.describe_app_license_usage_result,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `InvalidParameterCombinationException of
      Types.invalid_parameter_combination_exception
    | `OperationNotPermittedException of
      Types.operation_not_permitted_exception
    | `ResourceNotFoundException of Types.resource_not_found_exception ])
    Stdlib.result

val request_with_metadata : 
  'http_type Smaws_Lib.Context.t ->
  Types.describe_app_license_usage_request ->
  (Types.describe_app_license_usage_result Smaws_Lib.Response.t,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `InvalidParameterCombinationException of
      Types.invalid_parameter_combination_exception
    | `OperationNotPermittedException of
      Types.operation_not_permitted_exception
    | `ResourceNotFoundException of Types.resource_not_found_exception ]
    * Smaws_Lib.Response.metadata)
    Stdlib.result