リロードすると新しいキーペアが生成されます。 Private Key から Public Key を推論できますが、一応両方控えておいてください。
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
eyJrdHkiOiJFQyIsImtleV9vcHMiOlsidmVyaWZ5Il0sImV4dCI6dHJ1ZSwiY3J2IjoiUC01MjEiLCJ4IjoiQWY2RFNzblpucGtURUlFZXBDT2duY0R3TWw0RGtLcGpNalhHbElyYU5sOElVOTlydHR0Sl9UZDFORXhQQnRNcnpCQk1kQjZwWkpISm1rdmFDY25OUk5UUSIsInkiOiJBVkR5Q1B2VHB0LS1mNXNkcFRyNnJzdmpoRWZueDBLZmhCMG1mdXZzV3R1VHJXTmlaUldITUxpMEN4dGJ6WHgxSU9ycVk4RzVsLU5PTTJVS1VMQlF4QUtFIiwia2lkIjoicWpJWUh0Z3BsWTVNS05VR3R2UHJkUSIsInVzZSI6InNpZyJ9