How to find particular string nested value from JSON in node js and return name:?

Question

How to search for Testing 5 or Testing 3 nested values and if they exist return 'name' value.

{
  name: 'Test1',
  info: {
    Test 1: 'Test 1',
    'Test 3': 'Testing 3',
    'Test 4': 'Testing 4',
    Test 5: 'Testing 5'
  },
  name: 'Test2',
  info: {
    Test 1: 'Test 1',
    'Test 3': 'Testing 3',
    'Test 4': 'Testing 4',
    Test 5: ''
  },
}

Thanks