FormFooterSample

{
    "debugMode": true,
    "elmType": "div",
    "style": {
        "width": "100%",
        "text-align": "left",
        "overflow": "hidden",
        "border-top-width": "1px"
    },
    "children": [
        {
            "elmType": "div",
            "attributes": {
                "class": "ms-borderColor-neutralTertiary"
            },
            "style": {
                "width": "100%",
                "padding-top": "10px",
                "height": "24px",
                "border-top-width": "1px",
                "border-bottom-width": "0px",
                "border-left-width": "0px",
                "border-right-width": "0px",
                "border-style": "solid",
                "margin-top": "16px"
            },
            "children": [
                {
                    "elmType": "a",
                    "txtContent": "Need Help? Contact the help desk",
                    "attributes": {
                        "target": "_blank",
                        "href": "https://teams.microsoft.com/l/call/0/0?users=insertEmailHere",
                        "class": "ms-fontColor-themePrimary ms-borderColor-themePrimary ms-fontWeight-regular ms-fontSize-m ms-fontColor-neutralSecondary–hover ms-bgColor-themeLight–hover"
                    }
                }
            ]
        }
    ]
}