How can i restrict to delete the topics from service bus explorer

Hi, 

    I have RootManager connection string and i connected it in service bus explorer and it's allowing me to delete the topics from service bus explorer. Once i deleted then the topics permanently deleting from service bus. 

1. How can i avoid to delete the topics from service bus explorer? can we provide any read only permission?

Kindly provide your answer that would be very helpful for me.

This is the below permission i provided for my RootManager Connection string.