In AML 8.3, the macro used for Scenario Flow executions is %fcf_execute_scenario_flow. You would see this macro being called within the jobs that you mentioned ( fcf_aml_prep_vi_daily)
For example:
Macro name: %fcf_execute_scenario_flow
Flow name: TM Daily ATM
Runasofdate: macro variable - &fcf_last_asofdttm
Here we can see macros being called within a macro. For example, the macro : %fcf_execute_scenario_flow is used to execute the TM Daily ATML flow
... View more