Proposal proposal = Proposal.find.byId(idProposal);
Comment question = Comment.find.byId(idComment);
JsonNode node = request().body().asJson();
String commentForm = null;
Logger.debug("nose : {}", node.asText());
if (node != null && node.get("comment") != null && !node.get("comment").equals("null")) {
commentForm = node.get("comment").asText();
} else {
Map<String, List<String>> errors = new HashMap<String, List<String>>();
errors.put("commentE", Collections.singletonList(Messages.get("error.required")));