Transaction not yet indexed

Mt4ehxZe7yEKgkzzzQRsL5gWCbJSqdQXaWMN5VwLDdF8FkaGiqdXit8v73ojMva5LCVyV9NRb98k2RU4J6yrTs2

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