how to handle patch requests

so here is a problem i am trying to solve: context: restful or restlike api design partial update of entity through patch request. for this example let’s say client model. the problem is that different fields can be updated but result in different business logics to be triggered. for example change to client.name is a simple update but client.status can result in an email to go to users about the client being offboarded. or changes to clien