AutoKey script, Shift + Enter -> space*2 + Enter

autokey-export-01.txt

[
    {
        "usageCount": 190, 
        "omitTrigger": false, 
        "code": "keyboard.send_keys(\"<up><end>\")\ntime.sleep(0.05)\nkeyboard.send_keys(\"Ｊ  <down><home>Ｊ\")\n", 
        "prompt": false, 
        "description": "Shift+Enter", 
        "abbreviation": {
            "ignoreCase": false, 
            "wordChars": "[\\w]", 
            "immediate": false, 
            "abbreviation": null, 
            "backspace": true, 
            "triggerInside": false
        }, 
        "hotkey": {
            "hotKey": "<enter>", 
            "modifiers": [
                "<shift>"
            ]
        }, 
        "modes": [
            3
        ], 
        "showInTrayMenu": false, 
        "filter": null, 
        "type": "script", 
        "store": {}
    }
]