How Replace of firebase project bucket perticular tag from directly admin app

I have saved user data by user id we getting user id from signup screen we have option user verification if tag value is pending then user not approved is tag value is approved then user is approved we want change approved and pending data directly from admin app how we can set block

Try like this.

First get userd id, then call the required tag or all the tag then use save firebase save block

I can’t understand can you tell how we can set block actually we have 20000+ active users and more users is pending we want approved all how we can do it