Transaction not yet indexed

NdpUf6e3erqxuc5kgBAurpEMYHSkCnbAoJouLuAcvBKLBftmFQjR8v8X5aK9u7kDbvRRKDXQEFKsmDANnmb8ms9

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