• How do you create a nested map in Go? Provide an example
• Give an example of creation of nested map
• Accessing Values in Nested Maps
• How do you check if a key exists in a nested map?
• How do you add or update a value in a nested map?
• How do you iterate over a nested map?
• How do you delete a key from a nested map? What happens if you try to delete a non-existent key?