. . . . . "1.0.0" . "DDI is the most common metadata schema for survey data" . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "JPMtSzJJgCovhug/lSLHh4pZl+1YWasFec+QkzVMbNv+5H7gar9dM7TOhKghokfBgSeLARHpR3mAYbO+j45IpCawVNI/8hdKzeoPzzvbn1Og+6/UVv/HO873Zlrc79be8FC6NiOW80oz90PxHWhkzlvj7Qd6s9WGEEbzgz9Wbdg=" . . "2025-04-16T12:27:03Z"^^ . . . .