Spring Mills is a neighbourhood and its consensus geometry is derived from mz.
{"gn:population":0,"geom:latitude":40.603963,"wof:name":"Spring Mills","counts:names_total":2,"wd:wordcount":82,"mz:is_current":1,"qs_pg:name":"Spring Mills","gn:country":"US","wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102085997,"localadmin_id":404478223,"locality_id":1729476077,"neighbourhood_id":420527141,"region_id":85688607}],"zs:id":2498042,"qs_pg:qs_pg_placetype":"neighbourhood","wof:geom_alt":["zetashapes"],"mz:min_zoom":15,"lbl:latitude":40.603963,"geom:area":0,"qs_pg:pop_sr":0,"lbl:bbox":"-75.122216,40.598963,-75.112216,40.608963","qs_pg:photos":16,"counts:concordances_total":3,"geom:type":"Point","wof:lastmodified":1613689825,"src:lbl":"mapshaper","wof:belongsto":[85688607,102191575,404478223,85633793,1729476077,102085997],"zs:label":"Spring Mills","wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":2,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-75.117216,40.603963,-75.117216,40.603963","qs_pg:woe_adm0":23424977,"name:eng_x_preferred":["Spring Mills"],"qs_pg:gn_fcode":"PPL","src:lbl_centroid":"mapshaper","wof:superseded_by":[],"wof:geomhash":"5b96a75d6094489cffce452c2ae0c420","zs:pop10":1031,"qs_pg:gn_country":"US","qs_pg:qs_pg_placetype_gp":"Suburb","wof:placetype_id":102312319,"mz:is_ceased":0,"lbl:max_zoom":18,"src:population":"zetashapes","qs_pg:photos_all":16,"wof:placetype":"neighbourhood","qs_pg:name_adm1":"New Jersey","qs_pg:name_adm0":"United States","gn:fcode":"PPL","mz:is_deprecated":0,"zs:housing10":379,"geom:longitude":-75.117216,"wof:population":1031,"wof:id":420527141,"qs_pg:woe_id":2498042,"qs_pg:aaroncc":"US","qs_pg:gn_pop":0,"wof:concordances":{"gn:id":5104938,"gp:id":2498042,"qs_pg:id":498223},"qs_pg:photos_sr":1,"qs_pg:photos_9r":1,"src:geom":"mz","src:geom_alt":["zetashapes"],"qs_pg:photos_1k":3,"qs_pg:qs_id":498223,"wof:tags":[],"wof:population_rank":3,"zs:blockids":[340190105002021,340190105004001,340190105002014,340190105002026,340190105002020,340190105001015,340190105002016,340190105002023,340190105002018,340190105002025,340190105002027,340190105002022,340190105001014,340190105002028],"counts:names_languages":2,"zs:area_m":6721757.30836,"qs_pg:photos_9k":1,"wof:supersedes":[1126108321],"lbl:longitude":-75.117216,"wof:parent_id":1729476077,"wof:placetype_names":["neighbourhood"],"mz:hierarchy_label":0,"qs_pg:gn_id":5104938,"edtf:cessation":"uuuu","name:deu_x_preferred":["Spring Mills"]}