Transaction not yet indexed

21ReGULHZLWkC2dEmCh524Mn39Giswc3SFf8KtTEUrS3n1VCbSk78iv2k2j1CRMrKJXMpLsPr1fnBZnnFbAbCvGp

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