Transaction not yet indexed

5CU1ZRjJpvPAzshFPfKHkGS95D6zt1JL6v54rpacgFaZpzKgtQJkikmtSSbVxLouEL9V6oKFVkrJVx5ntPMnj449

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