Run through each key in json

gistfile1.txt

const appendRandomStringToKeys = (obj, randomString) => {
  const isObject = (val) => typeof val === 'object' && !Array.isArray(val) && val !== null;

  Object.keys(obj).forEach((key) => {
    if (key !== '_typename' && key !== 'Instrumentquery') {
      const newKey = key + randomString;
      obj[newKey] = obj[key];
      delete obj[key];
      if (isObject(obj[newKey])) {
        appendRandomStringToKeys(obj[newKey], randomString);
      } else if (Array.isArray(obj[newKey])) {
        obj[newKey].forEach((item) => {
          if (isObject(item)) {
            appendRandomStringToKeys(item, randomString);
          }
        });
      }
    } else if (isObject(obj[key]) || Array.isArray(obj[key])) {
      appendRandomStringToKeys(obj[key], randomString);
    }
  });
};

// Example usage
const randomString = "__randomString"; // Define your random string here
appendRandomStringToKeys(data, randomString);

console.log(JSON.stringify(data, null, 2));