Creates the xml tree for a `toast` notification

	:param data: dict: The notification data to be converted to an xml tree.

	{
		"text": ["Title text", "Message Text", "Another message!"],
		"image": ["src1", "src2"],
	}

	:return: str

def _wns_prepare_toast(data, **kwargs):
	"""
	Creates the xml tree for a `toast` notification

	:param data: dict: The notification data to be converted to an xml tree.

	{
		"text": ["Title text", "Message Text", "Another message!"],
		"image": ["src1", "src2"],
	}

	:return: str
	"""
	root = ET.Element("toast")
	visual = ET.SubElement(root, "visual")
	binding = ET.SubElement(visual, "binding")
	binding.attrib["template"] = kwargs.pop("template", "ToastText01")
	if "text" in data:
		for count, item in enumerate(data["text"], start=1):
			elem = ET.SubElement(binding, "text")
			elem.text = item
			elem.attrib["id"] = str(count)
	if "image" in data:
		for count, item in enumerate(data["image"], start=1):
			elem = ET.SubElement(binding, "img")
			elem.attrib["src"] = item
			elem.attrib["id"] = str(count)
	return ET.tostring(root)