Java - 20w17a is a Version in Minecraft.
{ "id": "java-20-w-17-a", "type": "Version", "data": { "name": "Java - 20w17a", "Update-VERSIONS-Version": { "nether-update__Update-VERSIONS__java-20-w-17-a": true }, "Version-EDITION": { "java-20-w-17-a__Version-EDITION__java-edition": true }, "release_date": "2020-04-22", "Version-ADDED_CONTENT": { "java-20-w-17-a__Version-ADDED_CONTENT__pressure-plates-block-tag": true, "java-20-w-17-a__Version-ADDED_CONTENT__stone-pressure-plates": true, "java-20-w-17-a__Version-ADDED_CONTENT__attribute-command": true } }, "updatedAt": 1649681099973 }