Transaction not yet indexed

528at2Fr4Gr2RUiQtR3BdL3vr4vCwmNVGQvu92AHhC6qGxUbmrhZMDPECfFAUuXwuiU5FUqr4rqAGVN1DXHyUmCc

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