lib/DataSift/Push/Subscription.php
public static function listByPlaybackId(
        $user,
        $playback_id,
        $page = 1,
        $per_page = 20,
        $order_by = self::ORDERBY_CREATED_AT,
        $order_dir = self::ORDERDIR_ASC,
        $include_finished = false,
        $hash_type = false,
        $hash = false
    ) {
        return self::listSubscriptions(
            $user,
            $page,
            $per_page,
            $order_by,
            $order_dir,
            $include_finished,
            'playback_id',
            $playback_id
        );
    }
public static function listByPlaybackId(
        $user,
        $playback_id,
        $page = 1,
        $per_page = 20,
        $order_by = self::ORDERBY_CREATED_AT,
        $order_dir = self::ORDERDIR_ASC,
        $include_finished = false,
        $hash_type = false,
        $hash = false
    ) {
        return self::listSubscriptions(
            $user,
            $page,
            $per_page,
            $order_by,
            $order_dir,
            $include_finished,
            'playback_id',
            $playback_id
        );
    }
public static function listByPlaybackId ( $ user , $ playback_id , $ page = 1 , $ per_page = 20 , $ order_by = self :: ORDERBY_CREATED_AT , $ order_dir = self :: ORDERDIR_ASC , $ include_finished = false , $ hash_type = false , $ hash = false ) { return self :: listSubscriptions ( $ user , $ page , $ per_page , $ order_by , $ order_dir , $ include_finished , 'playback_id' , $ playback_id ) ; }
Get a page of push subscriptions to the given stream playback_id, where
each page contains up to per_page items. Results will be ordered
according to the supplied ordering parameters.

@param DataSift_User $user             The user.
@param string        $playback_id      The Historics playback ID.
@param int           $page             The page number to fetch.
@param int           $per_page         The number of items per page.
@param string        $order_by         The field on which to order the results.
@param string        $order_dir        The direction of the ordering.
@param boolean       $include_finished True to include subscriptions against
@param string        $hash_type        Stream hash or Historics playback id.
@param string        $hash             The stream hash.
finished historic queries.

@return array Of DataSift_Push_Subscription objects.
@throws DataSift_Exception_InvalidData
@throws DataSift_Exception_APIError
@throws DataSift_Exception_AccessDenied
Get a page of push subscriptions to the given stream playback_id where each page contains up to per_page items . Results will be ordered according to the supplied ordering parameters .