<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def format_payload(enc, **kwargs):
    '''
    Pass in the required arguments for a payload, the enc type and the cmd,
    then a list of keyword args to generate the body of the load dict.
    '''
    payload = {'enc': enc}
    load = {}
    for key in kwargs:
        load[key] = kwargs[key]
    payload['load'] = load
    return package(payload)