Transaction not yet indexed

mPopV4Mm7xQLK6wuRJyWgUBeifVpRefd1rvhzdeVWLpND61m6piXA6DcYXTzUPbpHwZs35ujSZeDadHLB9C1fcR

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