code: function convertLiteral(sPropertyName, sValue) {
  			var oPropertyMetadata = oEntityType[sPropertyName];
  
  			if (oPropertyMetadata.$Type !== "Edm.String") {
  				sValue = that.formatPropertyAsLiteral(
  					_Helper.parseLiteral(sValue, oPropertyMetadata.$Type, sPath),
  					oPropertyMetadata);
  			}
  			return encodeURIComponent(sValue);
  		}
docs: /*
  Converts the literal to V2 syntax.
  @param {string} sPropertyName The name of the property in the metadata
  @param {string} sValue The value in the key predicate in V4 syntax
  @returns {string} The value in V2 syntax