Function auth_token_to_json_d14 

fn auth_token_to_json_d14(bytes: &[u8]) -> FieldValue

Parse draft-14+ authorization_token bytes into structured JSON. Structure: alias_type (varint), [token_alias (varint)?], [token_type (varint), token_value (bytes)?] depending on alias_type (0=DELETE, 1=REGISTER, 2=USE_ALIAS, 3=USE_VALUE).