Hello could you help me on this API question

Any command executed with "curl .... " displays the error message.
@pameyer and I have been helping @Fernand0S in IRC: http://irclog.iq.harvard.edu/dataverse/2020-11-12#i_131934
I solved execute command line - curl -X PUT -d localhost-only http://localhost:8080/api/admin/settings/:BlockedApiPolicy?unblock-key=**
thank's
Great to hear @Fernand0S! Thanks @pdurbin and @pameyer for the help!
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I solved execute command line - curl -X PUT -d localhost-only http://localhost:8080/api/admin/settings/:BlockedApiPolicy?unblock-key=**
thank's