var dataJSONArray = JSON.parse(JSON.stringify('[массив переменных django]').replace(/n/g, " "));

[{% for order in orders %} ' + '{"#": "{{ order.id }}","updateUrl":"{% url "staff:order-update" order.id %}","client":"{{ order.client }}", "total":"{{ order.final_price }}","orderNotes":"{{ order.notes }}", "payment":"{{ order.get_payment_gateway_display }}","status":"{{ order.get_status_display }}"}n' +'{% endfor %}]