import json
import sys
reload(sys)
sys.setdefaultencoding('utf-8')

data = '{"response": "\\u0413\\u0440\\u0435\\u0447\\u043d\\u0435\\u0432\\u0430\\u044f \\u0434\\u0438\\u0435\\u0442\\u0430"}'
decoded = json.loads(data)
print decoded
print decoded['response']