5210 is a postalcode and its consensus geometry is derived from ausstat.
{"mz:is_ceased":0,"geom:latitude":-35.348437,"wof:name":"5210","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191583,"country_id":85632793,"county_id":102048815,"localadmin_id":404545861,"postalcode_id":504781685,"region_id":85681519}],"mz:is_deprecated":0,"ausstat:POA_CODE":"5210","geom:area":0.01008,"geom:longitude":138.628689,"wof:id":504781685,"ausstat:POA_NAME":"5210","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1480927106,"ausstat:SQKM":101.653959,"wof:belongsto":[85681519,102191583,404545861,85632793,102048815],"wof:concordances":{"gp:id":"12708630"},"wof:repo":"whosonfirst-data-postalcode-au","src:geom":"ausstat","wof:country":"AU","counts:names_preferred":0,"gp:parent_id":"55864229","geom:area_square_m":1.01660361392057E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"AU","counts:names_languages":0,"geom:bbox":"138.53988,-35.3978537025,138.735384,-35.288529007","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"57d8ae3a9689915a062bf8e2b4570ac4","wof:parent_id":404545861,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}