FeatureCollection - Collection points from api and output geojson

Multipoint.xq

xquery version "3.1";

declare option output:method 'json';

map { "type": "FeatureCollection",
    "features": array {
(let $doc := fetch:text("http://api.gbif.org/v1/occurrence/search?limit=300&offset=0scientificName=Quercus%20macrocarpa&decimalLatitude=35.81,36.45&decimalLongitude=-87.21,-86.27") => json:parse()
for $record in $doc//results/_
let $lat := xs:decimal($record/decimalLatitude/text())
let $long := xs:decimal($record/decimalLongitude/text())
let $identifier := $record/gbifID/text()
let $geom := [$lat, $long, $identifier]
let $objs :=
map {
  "type": "Feature",
  "geometry": map {
    "type": "Point",
    "coordinates": [$geom?2, $geom?1]
  },
  "properties": map {
    "name": $geom?3
  }
}
return $objs) }}