. . . . . "1.0.0" . "DDI is the most common metadata schema for survey data" . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "bKVPdgcQiY974H6QXd3XyQRCA70oQt8gT5s5Dpc7UQVC8FXyHwDroMa4R2dFfn89gNJfTS272NOjZYxpM54wvCr+woqzEGf7zsMvmDR7F9NT4mMRcBx9+R7VfThFbxZpohWdixY7hWbJROXTrY4bS+dpFOJn5EG5pl/V6Gi8hzs=" . . "2025-04-16T12:24:57Z"^^ . . . .