{"kty":"oct","k":"99vs_fcdeUrzlSvHjM9KSbTXa9SOWbzU8dZQLG3LqOnekGrsb6xFzsfKxun5-l6ffhY7vqFM_UmPI5xBR7tSKk9atOKXLuWBGdNgDO52uqIoTtSgCHWveu4jSICg8eL8uG42KqVPznXuKyCT0g45xX5Aot8jfh6oSr9fPFn3vkE","alg":"HS512","key_ops":["sign","verify"],"ext":true}