Transaction not yet indexed

21UGXWGfPeZjuAxH4mvSoZZSYCyTHTxxdJQX1dmoN5LDEPVNtUNjH2wjsMx7HqW2CKpNWdBRgHocFUBnXREmMoM2

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