Unnamed

Wordpress

Array ( [0] => stdClass Object ( [ID] => 1 ) [1] => stdClass Object ( [ID] => 3 ) [2] => stdClass Object ( [ID] => 4 ) [3] => stdClass Object ( [ID] => 8 ) [4] => stdClass Object ( [ID] => 14 ) [5] => stdClass Object ( [ID] => 20 ) ) 

Gallery2

Array ( [0] => Array ( [externalId] => 14 [entityId] => 1464 [entityType] => GalleryUser ) [1] => Array ( [externalId] => 8 [entityId] => 976 [entityType] => GalleryUser ) [2] => Array ( [externalId] => 3 [entityId] => 949 [entityType] => GalleryUser ) [3] => Array ( [externalId] => 4 [entityId] => 1465 [entityType] => GalleryUser ) )

Need to do basically two things.. 

A)List of G2 externalId Not in WP
B)List of WP ids not in G2 externalId