code: private void setRequestProps(WbGetEntitiesActionData properties) {
  		StringBuilder builder = new StringBuilder();
  		builder.append("info|datatype");
  		if (!this.filter.excludeAllLanguages()) {
  			builder.append("|labels|aliases|descriptions");
  		}
  		if (!this.filter.excludeAllProperties()) {
  			builder.append("|claims");
  		}
  		if (!this.filter.excludeAllSiteLinks()) {
  			builder.append("|sitelinks");
  		}
  
  		properties.props = builder.toString();
  	}
docs: Sets the value for the API's "props" parameter based on the current
  settings.
  
  @param properties
  current setting of parameters