Transaction not yet indexed

21mfpp5bo4q1eWZYoQvrxCpnRfK2VZM2Lzxgg147PocMrGGR7ku4BJp6dAD3wzvKGaKTvyWVmuvPwbTSc8cgSQFZ

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