There is one spatial coverage for one record.
{
"497":{"id_local":"FR-18008901306731-2020-01-09-03","title_for_url":"Pollen-analysis-Rochefort-Suisse-Neuchatel","title":"Pollen analysis - Rochefort (Suisse, Neuch\u00e2tel), Cotencher Cave"}
}
[
{"id":0,"name":"Rochefort, Grotte de Cotencher","data":"497","proj":"WGS84","n":46.9638876426532,"e":6.80302172877418,"s":46.9637924566637,"w":6.80262476183998,"fillColor":"rgba(255, 0, 0, 0.005)","strokeColor":"rgba(192, 0, 0, 0.8)"}
]