Transaction not yet indexed

pgb8mxDpftktxiRKA4LjCDrq2ibqpJ2tqtbgWWxRovrUHvj868UVrXhz3mc92Qg7tkjE7XqueJcdhK6MJ6A3J2g

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