/**
  * {@inheritdoc}
  */
 protected function createPayload()
 {
     $payload = new GroupsSetPurposePayload();
     $payload->setGroupId('G1234567');
     $payload->setPurpose('new_purpose');
     return $payload;
 }
 /**
  * @return GroupsSetPurposePayload
  */
 protected function createPayload()
 {
     $payload = new GroupsSetPurposePayload();
     $payload->setGroupId($this->input->getArgument('group-id'));
     $payload->setPurpose($this->input->getArgument('purpose'));
     return $payload;
 }