Transaction not yet indexed

21CU4zoBVERZXwuhME66Tsrwrxzxnq6uuRSnERh2hpFoG8fRaDMKBzuGeT3K23CCwmL6PqdtiN6yvQxgrbt8TCU4

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