Transaction not yet indexed

21uBtxgupUsgLgctBJMgAbCDacMZB5NAsCcyWqLAsFGW46JyJjmQEzLHX2MMkXdGNBXK7SLa7n4xeVKUhKrQkYsK

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