curl --location -g --request PUT 'http://geo.{region}.amazonaws.com/geofencing/v0/collections//geofences/' \
--header 'Content-Type: application/json' \
--data-raw '{
"Geometry": {
"Polygon": []
}
}'{
"CreateTime": "string",
"GeofenceId": "string",
"UpdateTime": "string"
}