2012GZ is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469671158,"geom:latitude":52.373916,"wof:name":"2012GZ","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474061,"locality_id":101751897,"postalcode_id":890698611,"region_id":85687053}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.624865,"wof:id":890698611,"geom:type":"Polygon","wof:lastmodified":1469671158,"clustr:alpha":0.05,"wof:belongsto":[85687053,102191581,404474061,85633337,101751897],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.62445306778,52.3737449646,4.62520456314,52.3740692139","clustr:count":12,"clustr:area":42.53,"clustr:density":0.28,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"21c1c32956a3f78bf76d96e250790603","wof:parent_id":101751897,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.11,"edtf:cessation":"uuuu"}