final String name = JsonInput.getStringOrNull(content, "name");
if (name != null)
result.setFullName(name);
result.addMemberships(JsonInput.getListOrEmpty(content, "memberships",
MEMBERSHIP_PARSER));
result.addGroups(JsonInput.getListOrEmpty(content, "groups",
GROUP_PARSER));
/* Fix user for membership */
for (Membership m : result.getMemberships())
m.setUser(result);