Transaction not yet indexed

Pf6WkXA7Nx3Tn4GdzM5CLntBSh9b3Xbem3V7KEsbx1jEAhbSSayENvBsSiYVEL2vm7rbAra6qaCzgWACbcB8Eox

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