func (c *RemoveFederatedServer) UpdateState(state interfaces.IState) error {
if len(state.GetFedServers(c.DBHeight)) != 0 {
state.RemoveFedServer(c.DBHeight, c.IdentityChainID)
}
if state.GetOut() {
state.Println(fmt.Sprintf("Removed Federated Server: %x", c.IdentityChainID.Bytes()[:4]))
}
authorityDeltaString := fmt.Sprintf("AdminBlock (RemoveFedMsg DBHt: %d) \n v %s", c.DBHeight, c.IdentityChainID.String()[5:10])
state.AddAuthorityDelta(authorityDeltaString)
state.UpdateAuthorityFromABEntry(c)
return nil
}