Transaction not yet indexed

DDngHRoFKbggvLsEtxx2Zuxp1CEcpRKB48xGWFeBmPcJMAWopYpcEQ6bCHAVgFZ3bEsYvGeq4vPiaK2o7UME4Xe

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