Transaction not yet indexed

MW1kWRwEmwjsvt9sRvNSs5uKScL7dBn5jwJutcaSHUSywZ1ofuSZ6dTDDdEdPzu1w6jQLGF6U3FUD8YJyKQ2U4u

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