Changes to Create portal session

added the non-success response with the status 409

removed the request property preview

added the new analytics:read enum value to the request property scopes/items

removed the enum value analytics:read of the request property scopes/items

removed the enum value keys:create of the request property scopes/items

added the new required request property portal

added the new required request property scopes

removed the required property data/sessionId from the response with the 200 status

removed the request property permissions

removed the request property slug

added the new optional request property returnUrl

added the required property data/id to the response with the 200 status

the endpoint scheme security bearer was added to the API

the endpoint scheme security rootKey was removed from the API

request property permissions/items was restricted to a list of enum values

added the new analytics:read enum value to the request property permissions/items

added the new keys:create enum value to the request property permissions/items

added the new keys:read enum value to the request property permissions/items

added the new keys:reroll enum value to the request property permissions/items

removed the pattern ^[^.]+\.[^.]+\.[^.]+$ from the request property permissions/items

endpoint added