I am trying to refresh and expired access token for api.cisco.com with the refresh token received during the initial access token request. I haven't found any documentation that specifies the headers/parameters and to which url to send the http POST....

Hello,I am trying to figure out how to obtain a new access token using a refresh token. I don't see any documentation describing the payload and/or headers and to which site to send the POST. I realize I could just request a new access token every ti...