code: func (c *CloudWatch) GetDashboard(input *GetDashboardInput) (*GetDashboardOutput, error) {
  	req, out := c.GetDashboardRequest(input)
  	return out, req.Send()
  }
docs: // GetDashboard API operation for Amazon CloudWatch.
  //
  // Displays the details of the dashboard that you specify.
  //
  // To copy an existing dashboard, use GetDashboard, and then use the data returned
  // within DashboardBody as the template for the new dashboard when you call
  // PutDashboard to create the copy.
  //
  // Returns awserr.Error for service API and SDK errors. Use runtime type assertions
  // with awserr.Error's Code and Message methods to get detailed information about
  // the error.
  //
  // See the AWS API reference guide for Amazon CloudWatch's
  // API operation GetDashboard for usage and error information.
  //
  // Returned Error Codes:
  //   * ErrCodeInvalidParameterValueException "InvalidParameterValue"
  //   The value of an input parameter is bad or out-of-range.
  //
  //   * ErrCodeDashboardNotFoundError "ResourceNotFound"
  //   The specified dashboard does not exist.
  //
  //   * ErrCodeInternalServiceFault "InternalServiceError"
  //   Request processing has failed due to some unknown error, exception, or failure.
  //
  // See also, https://docs.aws.amazon.com/goto/WebAPI/monitoring-2010-08-01/GetDashboard