scope
OID4VCI: OPTIONAL. A JSON string identifying the scope value that this Credential Issuer supports for this particular Credential. The value can be the same across multiple credential_configurations_supported
objects. The Authorization Server MUST be able to uniquely identify the Credential Issuer based on the scope
value. The Wallet can use this value in the Authorization Request. Scope values in this Credential Issuer metadata MAY duplicate those in the scopes_supported
parameter of the Authorization Server.