The page reffers to the file below:
Linux_for_Tegra/tools/ota_tools/version_upgrade/Image_based_OTA_Examples.txt
However, in the folder by sdkmanager there is no such file at the destination:
/JetPack_4.6_Linux_JETSON_XAVIER_NX_TARGETS/Linux_for_Tegra/tools/ota_tools/version_upgrade$ ls
init nv_ota_log.sh
LICENSE.nv_kernel_bootctrl_generator nv_ota_preserve_data.sh
nv_kernel_bootctrl_generator nv_ota_update_rootfs_in_recovery.sh
nv_ota_adjust_app.sh nv_ota_update.sh
nv_ota_check_version.sh nv_ota_validate.sh
nv_ota_common.func nv_recovery.sh
nv_ota_decompress_package.sh ota_make_recovery_img_dtb.sh
nv_ota_exception_handler.sh recovery_copy_binlist.txt