Transaction not yet indexed

nfMkPrFoyUyKykAKjxqoUBdtLGDhkFXFDZ6QoB4oT3XZz9CB21URqWWs8y7KvCCeQMjbHSdkfua7bYnDAnGC6Ut

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