CartModifier

{
    "modifier_menu_product": "string",
    "modifier_group": "string",
    "qty": 0,
    "notes": "string",
    "rate": 0,
    "net_rate": 0,
    "amount": 0,
    "net_amount": 0,
    "index": 0,
    "modifier_for_index": 0,
    "property1": "string",
    "property2": "string"
}