public function initialize(array $config)
    {
        parent::initialize($config);

        $this->setTable('followers');
        $this->setDisplayField('id');
        $this->setPrimaryKey('id');

        $this->addBehavior('Timestamp');

        $this->belongsTo('Followers', [
            'className' => 'Users',
            'joinTable' => 'Users',
            'foreignKey' => 'follower_id',
            'joinType' => 'INNER'
        ]);
        $this->belongsTo('Users', [
            'foreignKey' => 'user_id',
            'joinType' => 'INNER'
        ]);
        $this->hasMany('Followers', [
            'foreignKey' => 'follower_id'
        ]);
    }