Transaction not yet indexed

MdmWM2cgPdFkAGUAodG9QpMof2wFM7AxYUgASDYLV1Biv5z57nxPVqUGgbH4cPpt3mGeokCuPPUd22Nqcz9z3ge

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