Transaction not yet indexed

5u691MgDJ4m1hy1nWDyVSiEmWj4K79xWWdaf7D8XjzmwxNVppXsM7JYt8XZYM9kZB5xMhH2WZUx5mZtkrJFd5ChF

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