Transaction not yet indexed

53p18SjDZwsfB1iFUnq99fMbFxedQ2EFeBnYqPiMJn4Wa6Zth3XYsb75wPKzwvQ5FmJSusBfPJ2SFc4NttvNufpw

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