Here the error when I try to delete a card:
object(Unirest\Response)#1 (4) {
["code"]=>
int(401)
["raw_body"]=>
string(11) "invalid key"
["body"]=>
string(11) "invalid key"
["headers"]=>
array(25) {
[0]=>
string(10) "HTTP/2 401"
["x-dns-prefetch-control"]=>
string(3) "off"
["x-frame-options"]=>
string(4) "DENY"
["x-download-options"]=>
string(6) "noopen"
["x-permitted-cross-domain-policies"]=>
string(4) "none"
["referrer-policy"]=>
string(31) "strict-origin-when-cross-origin"
["surrogate-control"]=>
string(8) "no-store"
["cache-control"]=>
string(53) "no-store, no-cache, must-revalidate, proxy-revalidate"
["pragma"]=>
string(8) "no-cache"
["expires"]=>
string(1) "0"
["x-trello-version"]=>
string(8) "1.2308.0"
["x-trello-environment"]=>
string(10) "Production"
["access-control-allow-origin"]=>
string(1) "*"
["access-control-allow-methods"]=>
string(22) "GET, PUT, POST, DELETE"
["access-control-allow-headers"]=>
string(35) "Authorization, Accept, Content-Type"
["access-control-expose-headers"]=>
string(188) "x-rate-limit-api-key-interval-ms, x-rate-limit-api-key-max, x-rate-limit-api-key-remaining, x-rate-limit-api-token-interval-ms, x-rate-limit-api-token-max, x-rate-limit-api-token-remaining"
["content-type"]=>
string(25) "text/plain; charset=utf-8"
["content-length"]=>
string(2) "11"
["date"]=>
string(29) "Thu, 10 Dec 2020 10:12:44 GMT"
["x-envoy-upstream-service-time"]=>
string(2) "93"
["expect-ct"]=>
string(108) "report-uri="https://web-security-reports.services.atlassian.com/expect-ct-report/trello-edge", max-age=86400"
["strict-transport-security"]=>
string(25) "max-age=63072000; preload"
["x-content-type-options"]=>
string(7) "nosniff"
["x-xss-protection"]=>
string(13) "1; mode=block"
["server"]=>
string(16) "globaledge-envoy"
}
}