You are looking at the HTML representation of the JSON format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information.
{
	"query": {
		"namespaces": {
			"-2": {
				"id": -2,
				"case": "first-letter",
				"*": "Media",
				"canonical": "Media"
			},
			"-1": {
				"id": -1,
				"case": "first-letter",
				"*": "Spezial",
				"canonical": "Special"
			},
			"0": {
				"id": 0,
				"case": "first-letter",
				"*": "",
				"content": ""
			},
			"1": {
				"id": 1,
				"case": "first-letter",
				"*": "Diskussion",
				"subpages": "",
				"canonical": "Talk"
			},
			"2": {
				"id": 2,
				"case": "first-letter",
				"*": "Benutzer",
				"subpages": "",
				"canonical": "User"
			},
			"3": {
				"id": 3,
				"case": "first-letter",
				"*": "Benutzer Diskussion",
				"subpages": "",
				"canonical": "User talk"
			},
			"4": {
				"id": 4,
				"case": "first-letter",
				"*": "SubmersWiki",
				"canonical": "Project"
			},
			"5": {
				"id": 5,
				"case": "first-letter",
				"*": "SubmersWiki Diskussion",
				"subpages": "",
				"canonical": "Project talk"
			},
			"6": {
				"id": 6,
				"case": "first-letter",
				"*": "Datei",
				"canonical": "File"
			},
			"7": {
				"id": 7,
				"case": "first-letter",
				"*": "Datei Diskussion",
				"subpages": "",
				"canonical": "File talk"
			},
			"8": {
				"id": 8,
				"case": "first-letter",
				"*": "MediaWiki",
				"subpages": "",
				"canonical": "MediaWiki"
			},
			"9": {
				"id": 9,
				"case": "first-letter",
				"*": "MediaWiki Diskussion",
				"subpages": "",
				"canonical": "MediaWiki talk"
			},
			"10": {
				"id": 10,
				"case": "first-letter",
				"*": "Vorlage",
				"canonical": "Template"
			},
			"11": {
				"id": 11,
				"case": "first-letter",
				"*": "Vorlage Diskussion",
				"subpages": "",
				"canonical": "Template talk"
			},
			"12": {
				"id": 12,
				"case": "first-letter",
				"*": "Hilfe",
				"canonical": "Help"
			},
			"13": {
				"id": 13,
				"case": "first-letter",
				"*": "Hilfe Diskussion",
				"subpages": "",
				"canonical": "Help talk"
			},
			"14": {
				"id": 14,
				"case": "first-letter",
				"*": "Kategorie",
				"canonical": "Category"
			},
			"15": {
				"id": 15,
				"case": "first-letter",
				"*": "Kategorie Diskussion",
				"subpages": "",
				"canonical": "Category talk"
			},
			"102": {
				"id": 102,
				"case": "first-letter",
				"*": "Attribut",
				"canonical": "Attribut"
			},
			"103": {
				"id": 103,
				"case": "first-letter",
				"*": "Attribut Diskussion",
				"subpages": "",
				"canonical": "Attribut Diskussion"
			},
			"104": {
				"id": 104,
				"case": "first-letter",
				"*": "Datentyp",
				"canonical": "Datentyp"
			},
			"105": {
				"id": 105,
				"case": "first-letter",
				"*": "Datentyp Diskussion",
				"subpages": "",
				"canonical": "Datentyp Diskussion"
			},
			"106": {
				"id": 106,
				"case": "first-letter",
				"*": "Stream",
				"canonical": "Stream"
			},
			"107": {
				"id": 107,
				"case": "first-letter",
				"*": "Stream talk",
				"subpages": "",
				"canonical": "Stream talk"
			},
			"108": {
				"id": 108,
				"case": "first-letter",
				"*": "Sequence",
				"canonical": "Sequence"
			},
			"109": {
				"id": 109,
				"case": "first-letter",
				"*": "Sequence talk",
				"canonical": "Sequence talk"
			},
			"110": {
				"id": 110,
				"case": "first-letter",
				"*": "MVD",
				"canonical": "MVD"
			},
			"111": {
				"id": 111,
				"case": "first-letter",
				"*": "MVD talk",
				"canonical": "MVD talk"
			},
			"120": {
				"id": 120,
				"case": "first-letter",
				"*": "Document",
				"canonical": "Document"
			},
			"121": {
				"id": 121,
				"case": "first-letter",
				"*": "Document talk",
				"canonical": "Document talk"
			},
			"122": {
				"id": 122,
				"case": "first-letter",
				"*": "Audio",
				"canonical": "Audio"
			},
			"123": {
				"id": 123,
				"case": "first-letter",
				"*": "Audio talk",
				"canonical": "Audio talk"
			},
			"124": {
				"id": 124,
				"case": "first-letter",
				"*": "Video",
				"canonical": "Video"
			},
			"125": {
				"id": 125,
				"case": "first-letter",
				"*": "Video talk",
				"canonical": "Video talk"
			},
			"126": {
				"id": 126,
				"case": "first-letter",
				"*": "Pdf",
				"canonical": "Pdf"
			},
			"127": {
				"id": 127,
				"case": "first-letter",
				"*": "Pdf talk",
				"canonical": "Pdf talk"
			},
			"128": {
				"id": 128,
				"case": "first-letter",
				"*": "ICalendar",
				"canonical": "ICalendar"
			},
			"129": {
				"id": 129,
				"case": "first-letter",
				"*": "ICalendar talk",
				"canonical": "ICalendar talk"
			},
			"130": {
				"id": 130,
				"case": "first-letter",
				"*": "VCard",
				"canonical": "VCard"
			},
			"131": {
				"id": 131,
				"case": "first-letter",
				"*": "VCard talk",
				"canonical": "VCard talk"
			},
			"170": {
				"id": 170,
				"case": "first-letter",
				"*": "Filter",
				"canonical": "Filter"
			},
			"171": {
				"id": 171,
				"case": "first-letter",
				"*": "Filter Diskussion",
				"subpages": "",
				"canonical": "Filter Diskussion"
			},
			"274": {
				"id": 274,
				"case": "first-letter",
				"*": "Widget",
				"canonical": "Widget"
			},
			"275": {
				"id": 275,
				"case": "first-letter",
				"*": "Widget talk",
				"subpages": "",
				"canonical": "Widget talk"
			},
			"300": {
				"id": 300,
				"case": "first-letter",
				"*": "Rechte",
				"subpages": "",
				"canonical": "Rechte"
			},
			"301": {
				"id": 301,
				"case": "first-letter",
				"*": "Rechte Diskussion",
				"subpages": "",
				"canonical": "Rechte Diskussion"
			},
			"700": {
				"id": 700,
				"case": "first-letter",
				"*": "Kommentar",
				"canonical": "Kommentar"
			},
			"701": {
				"id": 701,
				"case": "first-letter",
				"*": "Kommentar talk",
				"canonical": "Kommentar talk"
			},
			"702": {
				"id": 702,
				"case": "first-letter",
				"*": "UserManual",
				"canonical": "UserManual"
			},
			"703": {
				"id": 703,
				"case": "first-letter",
				"*": "UserManual talk",
				"canonical": "UserManual talk"
			}
		}
	}
}