Get single provider estimate

{
    "sender_address": "10 John Street, Ipaja, Lagos",
    "customer_name": "TundeNasri",
    "customer_email": "sinoma@example.com",
    "customer_state_id": 4,
    "customer_house_number": 4,
    "customer_phone_number": "0802839***8",
    "phone_code": 234,
    "customer_address": "12 Ahmadu Bello way, Central Business District, Abuja",
    "delivery_total_order_value": 10000,
    "delivery_number_of_parcels": 1,
    "delivery_unit_weight": 10,
    "items": {
        [
            "item_description": "Freshfish",
            "item_quantity": 1,
            "item_weight": 10,
            "item_value": 10000
        ]
    }
}