Returning JSON in Flask

flask-json.py

from flask import Flask, jsonify

app = Flask(__name__)

@app.route("/")
def index():
	data = {
		"header": [
			"Date", 
			"Payment Id"
		],
		"data": [
			[
				"21/11/15",
				"XXXXXXX"
			]
		]
	};
	return jsonify(data);

if __name__ == '__main__':
	app.run(debug=True)