Transaction not yet indexed

1SoP8sT6YfA7Zv5f6o7NV6UYaawJSsrq19XQj4okz2mH5Up63xiMLbW5HghpMbEnzRFkTr2WxchTBC3Db4FJyho

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