Transaction not yet indexed

5r21ULJ1mmsK4RdByFuZcpsCD9Z2dtEBVpCnuUVn4bKJ5S1x3m7k9nNfda3rfkowyUbnvierM2VU19S48YBskiT5

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