Transaction not yet indexed

XRPMtCu4TKns7DGSM1cqhC4h9Q9Kmgo874BKyZPyV9ZYfTLM5eCQqGgtUyrmr5PGU88AQyefHurHaVTk4gmSPWV

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