Newbie help!

Trying to notarise a small VST3 application, but get the "invalid" status. Chrcked the logfile, and there are a few issues there. How should I resolve this?

{ "logFormatVersion": 1, "jobId": "4438fc34-4900-4302-bf2f-dd2336f44b89", "status": "Invalid", "statusSummary": "Archive contains critical validation errors", "statusCode": 4000, "archiveFilename": "Abandoned Beta 4.vst3.zip", "uploadDate": "2024-12-07T10:22:59.950Z", "sha256": "25457e4fd6e7eae72e8a892e468cef916d173f2fb30d2156d8ff72e33d0f4fe3", "ticketContents": null, "issues": [ { "severity": "error", "code": null, "path": "Abandoned Beta 4.vst3.zip/Abandoned Beta 4.vst3/Contents/MacOS/Abandoned Beta 4", "message": "The binary is not signed.", "docUrl": "https://developer.apple.com/documentation/security/notarizing_macos_software_before_distribution/resolving_common_notarization_issues#3087721", "architecture": "x86_64" }, { "severity": "error", "code": null, "path": "Abandoned Beta 4.vst3.zip/Abandoned Beta 4.vst3/Contents/MacOS/Abandoned Beta 4", "message": "The signature does not include a secure timestamp.", "docUrl": "https://developer.apple.com/documentation/security/notarizing_macos_software_before_distribution/resolving_common_notarization_issues#3087733", "architecture": "x86_64" }, { "severity": "error", "code": null, "path": "Abandoned Beta 4.vst3.zip/Abandoned Beta 4.vst3/Contents/MacOS/Abandoned Beta 4", "message": "The signature of the binary is invalid.", "docUrl": "https://developer.apple.com/documentation/security/notarizing_macos_software_before_distribution/resolving_common_notarization_issues#3087735", "architecture": "arm64" }, { "severity": "error", "code": null, "path": "Abandoned Beta 4.vst3.zip/Abandoned Beta 4.vst3/Contents/MacOS/Abandoned Beta 4", "message": "The signature does not include a secure timestamp.", "docUrl": "https://developer.apple.com/documentation/security/notarizing_macos_software_before_distribution/resolving_common_notarization_issues#3087733", "architecture": "arm64" } ] }