Transaction not yet indexed

RMpLaLj5bKFaNM6GcLQ4nSPfr2BP6v9girEj6TjosUfuRvbzkCe7wZvKXfe486GSa7yPrWJS8FQoFQu7MreQhq2

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