{
  "$schema": "https://developer.microsoft.com/json-schemas/sp/v2/column-formatting.schema.json",
  "elmType": "a",
  "attributes": {
    "href": "=@currentWeb+'/_layouts/15/Versions.aspx?list={ LIST ID }&ID='+[$ID]",
    "target": "_blank",
    "data-interception": "off"
  },
  "style": {
    "text-decoration": "none"
  },
  "children": [
    {
      "elmType": "span",
      "attributes": {
        "iconName": "History"
      },
      "style": {
        "margin-right": "5px"
      }
    },
    {
      "elmType": "span",
      "txtContent": "Version history"
    }
  ]
}