@jsenv/plugin-minification/src/json/json_minification.js

export const minifyJson = (jsonUrlInfo) => {
  const { content } = jsonUrlInfo;
  if (content.startsWith("{\n")) {
    const jsonWithoutWhitespaces = JSON.stringify(JSON.parse(content));
    return jsonWithoutWhitespaces;
  }
  return null;
};