how to trigger useeffect from another component

Question

i want to trigger useEffect which is present in User component from the AddUser component

In Adduser component it adds the user data to api and in user component it fetches the api

    <div>
      <ToastContainer position="bottom-center" />
      {addUserShown && <AddUser onHideAddUser={closeAddUser} />}
      <Header
        onShowAddUser={toggleAddUser}
        onSearchOnSubmit={handleSearchSubmit}
      />
      <Users searchPostData={searchPostData} />
    </div>
  );