Transaction not yet indexed

KKbubPo9vhtEdbJA5oQF1eLqjz1eMEhqRpfWrqc9Hb7XBpDB8Cp2Qk1dbT7PHgrYk3fWtbJZVdkMGHHmCK4CLR2

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