Transaction not yet indexed

Xs52a1MYT7HVKVinx8kENLouJUqqaaPBSHTnCet2FU6NE2uP2hForQS7Ee7PdyMyXQVdwwNyzo2mgYjY6LYpyQC

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