68771 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":42.383245,"wof:name":"68771","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102082819,"localadmin_id":404519505,"postalcode_id":554740107,"region_id":85688563}],"mz:is_deprecated":0,"lbl:latitude":42.395624,"mz:postal_locality_alt":["Stuart"],"geom:area":0.041589,"geom:longitude":-97.357536,"wof:id":554740107,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183404,"wof:belongsto":[102191575,85633793,102082819,404519505,85688563],"wof:concordances":{"gp:id":"12787833"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"2347586","geom:area_square_m":3.79857851839242E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-97.465532,42.2357,-97.232462,42.525933","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-97.359991,"wof:geomhash":"ae908d87520fcd0fbb71e4e6b109160e","wof:parent_id":404519505,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Randolph"}