Transaction not yet indexed

21UwDYQXtQ3ACiUK8d5TfDrManZHPSNLc8c9jrZpeLKzg9iPh9KFEMXbZqsojKqS52ujsoCJNBhxP6mFm3sGyjp6

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