def get_http_authentication(private_key: RsaKey, private_key_id: str) -> HTTPSignatureHeaderAuth:
key = private_key.exportKey()<EOL>return HTTPSignatureHeaderAuth(<EOL>headers=["<STR_LIT>", "<STR_LIT>", "<STR_LIT:host>", "<STR_LIT:date>"],<EOL>algorithm="<STR_LIT>",<EOL>key=key,<EOL>key_id=private_key_id,<EOL>)<EOL>
Get HTTP signature authentication for a request.