{
    "partitions":   [
        {
            "label":                        "boot",
            "filesystem_type":              "FAT",
            "partition_size_nominal":       100,
            "want_maximised":               false,
            "uncompressed_tarball_size":    24,
	    "mkfs_options": "-F 32"
	},
        {
            "label":                        "root",
            "filesystem_type":              "ext4",
            "partition_size_nominal":       1500,
            "want_maximised":               true,
            "mkfs_options":                 "-c",
            "uncompressed_tarball_size":    368
        }
    ]
}