Transaction not yet indexed

21S6o677jkkGSA44NYqLbUv35bGxDJ1Uds3pKi1Qt8oR2U9tHMdjKArvdzxQsWoJXspDeu6XgxVxc6h2BDxXMAwo

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