. . . . . "1.0.2" . "DDI is the most common metadata schema for survey data" . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "Wx1OjSq5Gcwg3Omg6leeVAi/gxrmOoqVzhG+9N4/ZpvstS0fVIRn1mGzVbiORMcUaBVtqPGOzofh5tEN4dMs9PUdqo9fK2b6UkmQ9yvG0rAgsgmns+Q3qR+7IQjykAhldlmh18rx458PAooVYon9qLLE9tYg6MuJBuk0AAqnuDE=" . . "2025-04-20T13:41:36Z"^^ . . . .