Refer to the exhibits.
bash-3.2$ curl -H "Content-Type: application/json" -H "Authorization:
Fj2zzzykEa091ic9GK2j8LtE1HklHklH6oRHPQdw1Pat60i7ndtHHnWzL2b5pqMg14Kk_B9EI59isacLy7-
NaxA02n9H-tGgt-SxQ39iDejgcs" -i -X POST -d "{ \"roomId\":
\"Y2geK53sjEknosrC7SwQ5ZGL99pHgiuScB7DfNvUsr8Xx4wDKLiPORcEkryAnM3QmK9LOZSP0G4\"
,\"text\": \" test2\" }" https://api.ciscospark.com/v1/messages
HTTP/1.1 401 Unauthorized
Via: 1.1 linkerd
TrackingID: ROUTER_5EOFDC8C-EB6F-01BB-00EF-806BF1BD00EF
Date: Sat, 04 Jan 2020 00:30:04 GTM
Server: Redacted
Content-Length: 267
Content-Type: application/json
Strict-Transport-Security: max-age=63072000; includeSubDomains; preload
{"message": "The request requires a valid access token set in the Authorization request
header.", "errors": [{"description": "The request requires a valid access token set in the
Authorization request
header."}] ,"trackingId"a: "ROUTER_5EOFDC8C-EB6F-01BB-00EF-806BF1BD00EF"}
bash-3.2$
A developer is troubleshooting an API with the given API documentation and cURL command. What is the cause of this problem?