code: public Sheet createSheetInWorkspace(long workspaceId, Sheet sheet) throws SmartsheetException {
          return this.createResource("workspaces/" + workspaceId + "/sheets", Sheet.class, sheet);
      }
docs: Create a sheet in given workspace.
  
  It mirrors to the following Smartsheet REST API method: POST /workspace/{workspaceId}/sheets
  
  Exceptions:
  IllegalArgumentException : if any argument is null
  InvalidRequestException : if there is any problem with the REST API request
  AuthorizationException : if there is any problem with the REST API authorization(access token)
  ServiceUnavailableException : if the REST API service is not available (possibly due to rate limiting)
  SmartsheetRestException : if there is any other REST API related error occurred during the operation
  SmartsheetException : if there is any other error occurred during the operation
  
  @param workspaceId the workspace id
  @param sheet the sheet to create, limited to the following required attributes: * name (string) * columns
  (array of Column objects, limited to the following attributes) - title - primary - type - symbol - options
  @return the created sheet
  @throws SmartsheetException the smartsheet exception