Millgrove is a locality and its consensus geometry is derived from quattroshapes.
{"gn:population":1554,"geom:latitude":-37.75311,"wof:coterminous":[404539491],"wof:name":"Millgrove","counts:names_total":7,"name:ceb_x_preferred":["Millgrove"],"wd:wordcount":454,"mz:is_current":1,"wof:hierarchy":[{"continent_id":102191583,"country_id":85632793,"county_id":102048969,"empire_id":136253039,"localadmin_id":404539491,"locality_id":101933245,"macrocounty_id":1376953283,"region_id":85681497}],"wof:geom_alt":["quattroshapes_pg"],"mz:min_zoom":11,"lbl:latitude":-37.754373,"lbl:min_zoom":12,"geom:area":2.47E-4,"qs:id":0,"qs:la":"Millgrove","counts:concordances_total":6,"qs:adm0":"Australia","geom:type":"Polygon","wof:lastmodified":1690853234,"qs:a1":"*Victoria","wof:belongsto":[85681497,102191583,1376953283,404539491,85632793,136253039,102048969],"mps:latitude":-37.754373,"qs:a0":"Australia","wof:repo":"whosonfirst-data-admin-au","wof:lang":["eng"],"qs:loc":"Millgrove","wof:country":"AU","counts:names_preferred":7,"geom:area_square_m":2418504.233135,"name:swe_x_preferred":["Millgrove"],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"AU","geom:bbox":"145.640762,-37.760657,145.666557,-37.74386","name:eng_x_preferred":["Millgrove"],"src:lbl_centroid":"mapshaper","wof:superseded_by":[],"name:fra_x_preferred":["Millgrove"],"name:nld_x_preferred":["Millgrove"],"wof:geomhash":"02af2c3bdabc10ba0923ca53cb0c8cab","qs:pop":0,"wof:placetype_id":102312317,"qs:la_lc":"*SSC20896","qs:level":"locality1","mz:is_ceased":0,"lbl:max_zoom":16,"src:population":"geonames","wof:placetype":"locality","mz:is_deprecated":0,"wd:latitude":-37.753,"geom:longitude":145.654694,"wof:population":1554,"wof:id":101933245,"name:ast_x_preferred":["Millgrove"],"qs:source":"SAustralian Bureau Of Statistics: state suburbs file selection","wof:concordances":{"fct:id":"03340d46-8f76-11e1-848f-cfd5bf3ef515","gn:id":2157654,"gp:id":1103913,"qs_pg:id":6528,"wd:id":"Q6859494","wk:page":"Millgrove, Victoria"},"qs:a1r":"*","src:geom":"quattroshapes","src:geom_alt":["quattroshapes_pg"],"name:pol_x_preferred":["Millgrove"],"wof:tags":[],"wof:population_rank":3,"counts:names_languages":7,"mps:longitude":145.652353,"qs:a1_lc":"2","wof:supersedes":[],"lbl:longitude":145.652353,"wof:parent_id":404539491,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"edtf:cessation":"uuuu","wd:longitude":145.652}