User
Gets any hard linked membership given a credential. Only works for credentials that are public (just SteamID64 right now). Cross Save aware.
get/User/GetMembershipFromHardLinkedCredential/{crType}/{credential}/
Path parameters
credentialstring required
The credential to look up. Must be a valid SteamID64.
crTypeinteger required
The credential type. 'SteamId' is the only valid value at present.
Response
Look at the Response property for more information about the nature of this response