Transaction not yet indexed

21UbmUgSnxzarkTp2iX7XqVyG3o6oZ6J6gD8HCukunyMZthDFaHpY2FQ54iVxVw8y1mDFHwZW3iZJiMoQKwRrVdG

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