Get available shipping methods and zones for the shop

{
  "methods": [
    {
      "id": "string",
      "name": "string",
      "description": {},
      "slaText": {},
      "slaMinDays": {},
      "slaMaxDays": {},
      "minOrderValueForFreeShipping": {},
      "codSurchargeEnabled": true,
      "codSurchargeType": {},
      "codSurchargeValue": {},
      "zones": [
        {
          "type": "string",
          "baseRate": 0,
          "baseWeightKg": {},
          "additionalWeightPricePerKg": {}
        }
      ]
    }
  ]
}