Transaction not yet indexed

53DPUrW3gEEhfdJJEoAiVpKtiyFjg191pQqk5BhUJNHenyWt64bYiMtVF1r9iofZHwxG97koTyPxsSZFC3Djny16

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