sh84

interface Iarr2Info {[key: string]: string; }
type Info = (Iarr2Info|string)[];
interface Iarr1Info {[key: string]: string|Info; }

let arr1: Iarr1Info[] = [
  {
    arr1info: [
      {
        arr1infocontent: "апвапва",
        arr1infoheading: "апвапва"
      },
      {
        arr1infocontent: "апвапва",
        arr1infoheading: "апвапва"
      },
      "foobar"
    ],
    arr1infoheading: "апвапва"
  },
  {
    arr1info: [
      {
        arr1infocontent: "апвапва",
        arr1infoheading: "апвапва"
      },
      {
        arr1infocontent: "апвапва",
        arr1infoheading: "апвапва"
      },
      "foobar"
    ],
    arr1infoheading: "апвапва"
  }
];