<form>
{% for key,field in form.vars.value %}
<input type="hidden" name="Message[id][{{key}}]" value="{{field.id}}">
<input type="text"name="Message[name][{{key}}]" value="{{ field.name }}" >
<input type="text"name="Message[email][{{key}}]" value="{{ field.email }}" >
<input type="text"name="Message[message][{{key}}]" value="{{ field.message }}" >
{% endfor %}
</form>