Transaction not yet indexed

ddkKubCrWEMNPKst3ed8JchDCqJQPvLQmaEMYNPvy9XFkAE2HzfSkkqG5ybR3d55Dp5cmAMNfQFM7NmrsFJyrt3

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