Transaction not yet indexed

mpMDzTPmVfe8Fy79CxmffRXENu7nvmQ6UAjzeJCLkDvcrZpB6CMru7yGmksxopsHc1qSScXCo7KWsGY5yC3rDS7

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