4318EM is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469681086,"geom:latitude":51.722755,"wof:name":"4318EM","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474591,"locality_id":101808353,"postalcode_id":890946755,"region_id":85687037}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":3.909479,"wof:id":890946755,"geom:type":"Polygon","wof:lastmodified":1469681086,"clustr:alpha":0.05,"wof:belongsto":[85687037,102191581,404474591,85633337,101808353],"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":"3.90824627876,51.7224464417,3.91035079956,51.7231140137","clustr:count":19,"clustr:area":3.88,"clustr:density":4.9,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"af365b0029560defa80b788284a08a34","wof:parent_id":101808353,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.33,"edtf:cessation":"uuuu"}