1974AT is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469671071,"geom:latitude":52.451915,"wof:name":"1974AT","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474123,"locality_id":101754823,"postalcode_id":890696137,"region_id":85687053}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.595624,"wof:id":890696137,"geom:type":"Polygon","wof:lastmodified":1469671071,"clustr:alpha":0.05,"wof:belongsto":[85687053,102191581,404474123,85633337,101754823],"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":"4.59507226944,52.451675415,4.59626150131,52.4521255493","clustr:count":17,"clustr:area":9.09,"clustr:density":1.87,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"6c3df6e46a9615dc96e92bda4a95068e","wof:parent_id":101754823,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.18,"edtf:cessation":"uuuu"}