401 Array ( [0] => HTTP/1.1 401 Unauthorized [1] => Server: nginx [2] => Date: Mon, 17 Mar 2025 21:39:48 GMT [3] => Content-Type: application/json [4] => Content-Length: 62 [5] => Connection: keep-alive [6] => access-control-allow-methods: POST, OPTIONS [7] => access-control-max-age: 21600 [8] => access-control-expose-headers: Link, Location [9] => access-control-allow-origin: * [10] => access-control-allow-headers: AUTHORIZATION, Content-Type, On-behalf-of, x-sg-elas-acl, X-Recaptcha, X-Request-Source, Browser-Fingerprint [11] => content-security-policy: default-src https://api.sendgrid.com; frame-src 'none'; object-src 'none' [12] => x-content-type-options: nosniff [13] => strict-transport-security: max-age=31536000 [14] => x-robots-tag: noindex, nofollow [15] => twilio-request-id: RQ2uSgrXBsInxQ8gofEiUUEBv5GIu [16] => x-envoy-upstream-service-time: 94 [17] => Cache-Control: no-cache [18] => Referrer-Policy: strict-origin-when-cross-origin [19] => [20] => ) {"errors":[{"field":null,"message":"authorization required"}]} 401 Array ( [0] => HTTP/1.1 401 Unauthorized [1] => Server: nginx [2] => Date: Mon, 17 Mar 2025 21:39:49 GMT [3] => Content-Type: application/json [4] => Content-Length: 62 [5] => Connection: keep-alive [6] => access-control-allow-methods: HEAD, OPTIONS, GET [7] => access-control-max-age: 21600 [8] => access-control-expose-headers: Link, Location [9] => access-control-allow-origin: * [10] => access-control-allow-headers: AUTHORIZATION, Content-Type, On-behalf-of, x-sg-elas-acl, X-Recaptcha, X-Request-Source, Browser-Fingerprint [11] => content-security-policy: default-src https://api.sendgrid.com; frame-src 'none'; object-src 'none' [12] => x-content-type-options: nosniff [13] => strict-transport-security: max-age=31536000 [14] => x-robots-tag: noindex, nofollow [15] => twilio-request-id: RQ2uSgrcnanp1yj1zo7EPYvLiIaxM [16] => x-envoy-upstream-service-time: 54 [17] => Cache-Control: no-cache [18] => Referrer-Policy: strict-origin-when-cross-origin [19] => [20] => ) {"errors":[{"field":null,"message":"authorization required"}]} 401 Array ( [0] => HTTP/1.1 100 Continue [1] => [2] => HTTP/1.1 401 Unauthorized [3] => Server: nginx [4] => Date: Mon, 17 Mar 2025 21:39:49 GMT [5] => Content-Type: application/json [6] => Content-Length: 88 [7] => Connection: keep-alive [8] => Access-Control-Allow-Origin: https://sendgrid.api-docs.io [9] => Access-Control-Allow-Methods: POST [10] => Access-Control-Allow-Headers: Authorization, Content-Type, On-behalf-of, x-sg-elas-acl [11] => Access-Control-Max-Age: 600 [12] => X-No-CORS-Reason: https://sendgrid.com/docs/Classroom/Basics/API/cors.html [13] => Strict-Transport-Security: max-age=31536000; includeSubDomains [14] => Content-Security-Policy: frame-ancestors 'none' [15] => Cache-Control: no-cache [16] => X-Content-Type-Options: no-sniff [17] => Referrer-Policy: strict-origin-when-cross-origin [18] => [19] => ) {"errors":[{"message":"Permission denied, wrong credentials","field":null,"help":null}]}