Transaction not yet indexed

21mSmKPPCgwsLAKB67BAj6PzB1yQKGsoGV5DEGnuCG6kNGcmsAUWMtEshSByR7r5aHVBg1RC3mj6YAZ2FfDoxsRT

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