Page Comparison

{
	"display": string,
	"text": {
		"fieldName": string,// One of "fullText", "description", "title"
		"script": string,// The script/xpath/javascript expression (see scriptlang below)
		"flags": string, // Standard Java regex field (regex/xpath only), plus "H" to decode HTML
		"replacement": string, // Replacement string for regex/xpath+regex matches, can include capturing groups as $1 etc
		"scriptlang": string, // One of "javascript", "regex", "xpath"
	}

}