{"kty":"oct","k":"5j4kKA3yBw77TINCHQlFocdvI7PbRTJGgpmg6b5KxOLhlj2gK7x-hj4z2dNnjjsr1wVran8GNkHr6x-j_qt8DS9fucc9Z8ym6aGNf3eeKm5S8YJwYzNYE1UvX25kMYaG0BQv2jzkTzOoAY-ayFFdnDlvvQRlzKMulzBt26nuqdc","alg":"HS512","key_ops":["sign","verify"],"ext":true}