src/EB/SDK/RecipientSubscribe/Recipient.php
public function setAsSubscribed(\DateTime $subscriptionDate, $subscriptionIp = '127.0.0.1')
    {
        $this->subscriptionStatus = self::STATUS_SUBSCRIBED;
        $this->subscriptionDate   = $subscriptionDate;
        $this->ipAddress          = $subscriptionIp;

        return $this;
    }
public function setAsSubscribed(\DateTime $subscriptionDate, $subscriptionIp = '127.0.0.1')
    {
        $this->subscriptionStatus = self::STATUS_SUBSCRIBED;
        $this->subscriptionDate   = $subscriptionDate;
        $this->ipAddress          = $subscriptionIp;

        return $this;
    }
Set this recipient as subscribed.
@param \DateTime $subscriptionDate The recipient subscripiton date
@param string    $subscriptionIp The recipient subscription IP

@return Recipient