teads api error

$ch = curl_init();
curl_setopt($ch, CURLOPT_FAILONERROR, false);
curl_setopt($ch, CURLOPT_VERBOSE, 0);
curl_setopt($ch, CURLOPT_FRESH_CONNECT, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Authorization: Bearer ' . $this->apiToken, 'Content-Type: application/json'));

            curl_setopt($ch, CURLOPT_POSTFIELDS, '{
              "filters": {
                "ads": [],
                "adsources": [],
                "advertisers": [],
                "ad_sources": [],
                "ad_status": [],
                "browser": [],
                "country": [],
                "connection_buy_type": [],
                "creatives": [],
                "device": [],
                "formats": [],
                "insertions": [],
                "insertion_status": [],
                "operating_system": [],
                "packs": [],
                "page": [],
                "placements": [],
                "placement_status": [],
                "publishers": [],
                "scenarios": [],
                "websites": [],
                "date": {
                  "start": "2019-05-29T00:00:00",
                  "end": "2019-05-29T23:59:59",
                  "timezone": "Europe/Paris"
                }
              },
              "dimensions": ["day", "website_domain", "page", "device"],
              "metrics": ["ssp_bidrequest", "impression", "hbSlotAvailable", "income", "click"],
              "emails": [],
              "format": "csv"
            }');

$fileContent = curl_exec($ch);