def METHOD_NAME(self) -> Pattern:
    """Supported DID regex for matching this resolver to DIDs it can resolve.
    Override this property with a class var or similar to use regex
    matching on DIDs to determine if this resolver supports a given DID.
    """
    raise NotImplementedError(
        "supported_did_regex must be overriden by subclasses of BaseResolver "
        "to use default supports method"
    )