API_JSON=$(printf'{"tag_name": "%s","target_commitish": "master","name": "OpenRefine snapshot %s","body": "This is a snapshot of the development version of OpenRefine, made on %s.\\n\\nThis contains the latest new features and bug fixes, but might not have been tested as thoroughly as official releases.\\n\\nMake sure you [back up your workspace](https://github.com/OpenRefine/OpenRefine/wiki/Back-Up-OpenRefine-Data) to avoid data loss and report any issues found with this version on [the mailing list](https://groups.google.com/forum/#!forum/openrefine).","draft": false,"prerelease": true}'${OR_VERSION}${OR_VERSION}"$(date -u +"%c")")