Orders are the special requests stored in the GDB except xchange orders and orders for key delegation which are actually transactions (stored in chain).
Kinds of orders:
Validators fee order
Order which provides fees for validator’s work (Node Command - SRV_STAKE ORDER CREATE)
VPN service order
Order which provides VPN service
Locked Token Delegated Key Order (LTDKO)
It is created by a “machine” owner which doesn’t have m-tokens to establish master node (Node Command - SRV_STAKE ORDER CREATE VALIDATOR)
Order of staker
Order which allows staker to give definite amount of m-tokens to Master Node holder (Node Command - SRV_STAKE ORDER CREATE STAKER)
Exchange order (xchange-order)
Special orders for exchange operations (Decentralized Exchange Service (DEX)) (SRV_XCHANGE. Node Commands)
Order for key delegation (key-delegation-order)
Order which provides key delegation (Node Command - SRV_STAKE DELEGATE)