getRunTimeVariant(mPropertyBag) {
			if (!mPropertyBag.appId) {
				return Promise.reject("Reference App ID must be provided");
			}
			if (!mPropertyBag.id) {
				return Promise.reject("App Variant ID must be provided");
			}

			var sAppUrl = `/sap/bc/lrep/content/apps/${mPropertyBag.appId}/appVariants/${mPropertyBag.id}/manifest.appdescr_variant`;
			return LrepConnector.appVariant.getManifest({
				appVarUrl: sAppUrl
			});
		}
Returns the run time representation of the app variant.
@param {object} mPropertyBag - Object with parameters as properties
@param {string} mPropertyBag.appId - ID of the reference application
@param {string} mPropertyBag.id - App variant ID
@returns {Promise<object>} Resolving with the loaded variant

@private
@ui5-restricted