Transaction not yet indexed

21ffwEG9FsdJNqfFwUnGmYii4ngA9TmrFNRDQoG1ZF86RVb2RxGjtWS71VLRBegXBwCK4oK5hnY84SEp6c2ZRjRE

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