JIRA REST API Personal Access Token gives an error for authentication (Powershell)

[Blair Ensinger]

Trying to move from Basic Auth (which works in our installation) to using a Personal Access Token (PAT) for a pair of Powershell scripts that do both a GET and a POST.  The GET used with the PAT returns a (400) Bad Request while the POST returns a (401) Unauthorized.  Both scripts work fine with Basic Auth.
I have seen where the 'Authentication" header duple (name/value pair) needs to look like this for the usage of the PAT ...
Name             Value
----                 -----
Authorization Bearer XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

... where the value is the word Bearer followed by a space and then the full Base64 encoded string displayed with the PAT is created.

Any I missing something in that this method is not working for me? Literally the only change in the code is the value changing from the word Basic followed by the encoded creds to the word Bearer followed by the PAT string.

[Marakai]

You probably have solved this by now, but 'Authorization' must be follow by a colon, so:

curl -H 'Authorization: Bearer XXXXXXXXXXXXXXXXX' https://...