Transaction not yet indexed

21SB3zMbduyaP2WGh6EDr6VRvxtSLUtPjRuiuAdE3WVMhEJiEkJckQbA2LUb7fn56BqV9ayi7XGSR1sFT8nSbC8e

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