Compare-json-object.js

  await Promise.all(
    await Object.keys(pojo_data).map(async (x) => {
      return await Object.keys(updateData).map((y) => {
        if (x == y && pojo_data[x] != updateData[y]) {
          console.log('different:', pojo_data[x])
          changedData[x] = pojo_data[x]
          return { [x]: pojo_data[x] }
        }
      })
    })
  )