Transaction not yet indexed

UsM9Q9cTwA8Uf7wAwwnaoNNnba6ZpXFhSbVPcJstBVyUxPPzAzESeXVGbhMjMKhQRgC8gjypdYNw5jYW12o7zEV

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