Transaction not yet indexed

VkKkTadbJYdSGTmvmX92N52fFdc8cmQQyw1W7JzFXvbFEScTPcRxG23Pf31G21qPWiuQ9Ar9S58D7KzaHqn3LpP

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.