src/Camunda/Query/Attribute/CandidateGroup.php
public function setCandidateGroup(?string$candidateGroup)
    {
        $this->candidateGroup = $candidateGroup;
        $this->_candidateGroup = null !== $candidateGroup;

        return $this;
    }
public function setCandidateGroup(?string$candidateGroup)
    {
        $this->candidateGroup = $candidateGroup;
        $this->_candidateGroup = null !== $candidateGroup;

        return $this;
    }
Set candidate group

@param string $candidateGroup
@return object