Transaction not yet indexed

21TtUnc5M4k7wyQiBZpasVNAZvSP2Hsrpo3fc3UMfUTzSzdj4y5W7UUn25kRLJwLmSc9Tq8NG4CXA7BJwb1ngw9t

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