code: function(user_id, profile, options) {
            options = opts(this, options);
            return new APICall({
                action: 'account/' + user_id,
                type: 'POST',
                options: options,
                query: server_params(options),
                data: JSON.stringify(profile)
            });
        }
docs: Update a user object without having a session token. Requires the use of the master key
  @param {string} user_id the user id of the user to update.
  @param {object} profile a JSON object representing the profile
  @param {object} [options] Override defaults set on WebService. See WebService constructor for parameters.