Transaction not yet indexed

53FFk8BbSbPcD2b8GY4Ccb8Lj1EBQp8SaMvFPC8j8wRzLkHdPyjZLWxj8UBry111NQ2dEqnst9VPUXFiyfSKtiA7

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