Solved
Following attributes in ThingWorx (TWx) Flow, for IBM Doors Next Gen to connect to TWx Flow
oauthDomain
oauthAccessTokenUrl
oauthApprovalModuleUrl
oauthExpireTokenUrl
oauthRequestConsumerKeyUrl
oauthRequestTokenUrl
oauthUserAuthorizationUrl
jauthCheckAuthUrl
jauthCheckTokenUrl
jauthIssueTokenUrl
jauthProxyUrl
jauthRevokeTokenUrl
jauthSigninUrl
Where are these attributes??