Yes, different cultures have different norms and values. It is very important to realize this when traveling, but is might be even more important to realize this before you go to visit Nicaragua. Therefore we highly recommend to do research on the country before you will arrive. Do research on the norms, values and all other cultural related issues to not be unpleasantly surprised, but also see it as anticipatory pleasure.
Some other norms and value will count in every country, such as asking for permission when you want to take a photo of someone or someone's belongings.
We can recommend reading the following:
websites:https://vianica.com/nicaragua/themes/16-culture,http://www.everyculture.... Book: Culture and customs of Nicaragua, written by White & Calderón