astver = 2.0
ast = {
    block_00000 = {
        {"bg", file="black", path=":bg/"},
        {"user", mode="manual"},
        {"selback", file="b999"},
        {"msg", no=1},
        {"excall", file="b999"},
        {"text"},
        line = 15,
    },
    label = {
        top = { block="block_00000", label=1 },
    },
}