{
  "fields": [{"id":"_id","type":"int"},{"id":"type","type":"text"},{"id":"annee","type":"text"},{"id":"valeur","type":"numeric"}],
  "records": [
    [1,"observation","2013-2016",270],
    [2,"observation","2016-2019",465],
    [3,"observation","2019-2022",177]
]}