Transaction not yet indexed

5sm1rtSTCBJkNxBAmZnqCCy56ciAxBDNfnJKgec1xvbKtd4c2gBPS4Zzw5tM9M4J9bvWMztykw7dPFP1eWfqtCTS

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