If you use webpack, you can do this by creating a custom types file.
Create a file named custom.d.ts with the following content:
declare module "*.svg" {
const content: any;
export default content;
}
Add the custom.d.ts
to tsconfig.json
as below
"include": ["src/components", "src/custom.d.ts"]
Source: https://webpack.js.org/guides/typescript/#importing-other-assets