Thunderbird tbkeys-lite setting

setting.json

{
    "0": "unset",
    "1": "unset",
    "2": "unset",
    "3": "unset",
    "4": "unset",
    "5": "unset",
    "6": "unset",
    "7": "unset",
    "8": "unset",
    "9": "unset",
    "a": "unset",
    "j": "cmd:cmd_nextMsg",
    "k": "cmd:cmd_previousMsg",
    "s": "cmd:cmd_markAsFlagged",
    "b": "unset",
    "c": "unset",
    "f": "cmd:cmd_toggleFolderPane",
    "m": "cmd:cmd_toggleRead",
    "o": "unset",
    "p": "unset",
    "r": "unset",
    "t": "cmd:cmd_selectThread",
    "u": "unset",
    "w": "unset",
    "x": "unset",
    "#": "unset",
    "]": "cmd:cmd_collapseAllThreads",
    "[": "cmd:cmd_expandAllThreads"
}