Transaction not yet indexed

5M66hZUGYbRdmkrVjFQCtXZqG1RV65f1DtX1vL3UfLPEzuTmesCuiC8NvNPDioUusADeDPwjByUURrDr3D5tJFbA

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