Transaction not yet indexed

Nk1SoH1P96gm2pjCcZdDnQfK2UWjU5sa6jExPVneKJoChYZLU7fM4QQrdYNE5uBnayTC4NdAbPDARjtaUYY5DF4

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