code: function __serializeContent(data, options=DEFAULT_OPTIONS) {
  	let type = __getType(data, options);
  	let typeBuffer	= __serializeType(type, options);
  	let dataBuffers = __serializeData(type, data, options);
  	return [typeBuffer, ...dataBuffers];
  }
docs: Serialize content
  @param {*} data
  @param {BESONSerializerOption} options
  @returns {ArrayBuffer[]}
  @private