} else if (is(commandParam, "updateRole")) {
final CommandWrapper commandRequest = builder.updateRole(groupId, roleId).build();
result = this.commandsSourceWritePlatformService.logCommandSource(commandRequest);
return this.toApiJsonSerializer.serialize(result);
} else if (is(commandParam, "transferClients")) {
final CommandWrapper commandRequest = builder.transferClientsBetweenGroups(groupId).build();
result = this.commandsSourceWritePlatformService.logCommandSource(commandRequest);
return this.toApiJsonSerializer.serialize(result);
} else if (is(commandParam, "close")) {
final CommandWrapper commandRequest = builder.closeGroup(groupId).build();
result = this.commandsSourceWritePlatformService.logCommandSource(commandRequest);