Transaction not yet indexed

5b1CUR7tbFwfdFEFq7U2HkkzEBgzuFbLZFmsixwQcjRzdh2MNR3TDDz4ftQVhx2eBShfQTB2qyLCmnsdfzDsHVb3

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