Tchaka is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":9.15879,"gn:name":"Tchaka","wof:name":"Tchaka","counts:names_total":0,"gn:feature_code":"PPL","gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191573,"country_id":85632325,"county_id":1091901691,"locality_id":1293263231,"region_id":85678477}],"gn:dem":377,"mz:min_zoom":12,"lbl:min_zoom":13.5,"geom:area":0,"gn:latitude":9.15879,"gn:asciiname":"Tchaka","lbl:bbox":"16.17788,9.13879,16.21788,9.17879","counts:concordances_total":1,"gn:country_code":"TD","geom:type":"Point","wof:lastmodified":1566653141,"gn:admin1_code":"14.0","wof:belongsto":[102191573,85632325,85678477,1091901691],"wof:repo":"whosonfirst-data-admin-td","wof:country":"TD","counts:names_preferred":0,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"TD","geom:bbox":"16.19788,9.15879,16.19788,9.15879","wof:superseded_by":[],"wof:geomhash":"d3f5111ad4b4a564c76cb6f85ab62145","wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","gn:longitude":16.19788,"mz:is_deprecated":0,"gn:modification_date":"2008-10-28","geom:longitude":16.19788,"wof:id":1293263231,"wof:concordances":{"gn:id":2425192},"src:geom":"geonames","gn:geonameid":2425192,"wof:tags":[],"counts:names_languages":0,"wof:supersedes":[],"wof:parent_id":1091901691,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"Africa/Ndjamena","edtf:cessation":"uuuu"}