Transaction not yet indexed

4S6SpYh9k3ij6ZYFbBf7w7rT1Yc3GFLGALtPHX1LMAoZCGSpnGZPyZaqRmWbGd9d278QdT51mDx9oX4mUbxtXG41

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