SEP-991: this client's OAuth Client ID Metadata Document URL — an
HTTPS URL (with a path component) at which the client hosts its metadata
document. When set and the authorization server advertises
client_id_metadata_document_supported, this URL is used directly as the
client_id (no Dynamic Client Registration needed).
SEP-991: this client's OAuth Client ID Metadata Document URL — an HTTPS URL (with a path component) at which the client hosts its metadata document. When set and the authorization server advertises client_id_metadata_document_supported, this URL is used directly as the client_id (no Dynamic Client Registration needed).