7921HJ is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469694511,"geom:latitude":52.674346,"wof:name":"7921HJ","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474601,"locality_id":101807317,"postalcode_id":891276929,"region_id":85687051}],"mz:is_deprecated":0,"geom:area":1.0E-6,"geom:longitude":6.426932,"wof:id":891276929,"geom:type":"Polygon","wof:lastmodified":1469694511,"clustr:alpha":0.05,"wof:belongsto":[85687051,102191581,404474601,85633337,101807317],"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":"6.42584657669,52.6739807129,6.42812681198,52.6748046875","clustr:count":14,"clustr:area":8.42,"clustr:density":1.66,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"90d279f9eb0f38cb49f0edb2096d6776","wof:parent_id":101807317,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.41,"edtf:cessation":"uuuu"}