Transaction not yet indexed

Mu9AyjyQnSMakUxVc2qRfMuQMjTmtm32MudQqaJjnq8Xf3AF4pUXnyNpXEGTGPbj3EztYRrSzPD8g1HyAzNMP86

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