Transaction not yet indexed

56USTf6yeeQnzShJzNBy1WS1EkxbgFNxFdaRq46Znj7jrqbqpjgb2sdmx8PEYXEUjJGu6bbQiBCC4VRSB8KTvkmU

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