const inputBody = '{
  "type": "object",
  "properties": {
    "params": {
      "type": "object",
      "properties": {
        "name": {
          "type": "string"
        },
        "domain": {
          "type": "string",
          "nullable": true
        },
        "erpId": {
          "type": "string",
          "nullable": true
        },
        "city": {
          "type": "string"
        },
        "region": {
          "type": "string"
        },
        "postalCode": {
          "type": "string"
        },
        "country": {
          "oneOf": [
            {
              "type": "string"
            },
            {
              "type": "object",
              "properties": {
                "countryName": {
                  "type": "string"
                }
              }
            }
          ]
        },
        "phoneNumber": {
          "type": "string",
          "nullable": true
        },
        "email": {
          "type": "string",
          "format": "email"
        },
        "website": {
          "type": "string",
          "format": "uri"
        },
        "address1": {
          "type": "string"
        },
        "address2": {
          "type": "string"
        },
        "defaultLengthUnit": {
          "type": "string"
        },
        "defaultLengthUnitBillOfMaterials": {
          "type": "string"
        },
        "defaultPressureUnit": {
          "type": "string"
        },
        "defaultCurrency": {
          "type": "string"
        },
        "defaultTaxCode": {
          "type": "string"
        },
        "contactCustomerForResale": {
          "type": "boolean"
        },
        "defaultMarginPercentMaterials": {
          "type": "number",
          "format": "float"
        },
        "defaultMarginPercentLabour": {
          "type": "number",
          "format": "float"
        },
        "listPricing": {
          "type": "boolean"
        },
        "defaultDiscountPercentMaterials": {
          "type": "number",
          "format": "float"
        },
        "defaultDiscountPercentHoses": {
          "type": "number"
        },
        "defaultDiscountPercentCrimpFittings": {
          "type": "number"
        },
        "defaultDiscountPercentWraps": {
          "type": "number"
        },
        "defaultDiscountPercentFerrules": {
          "type": "number"
        },
        "defaultDiscountPercentAdaptors": {
          "type": "number"
        },
        "defaultDiscountPercentOtherItems": {
          "type": "number"
        },
        "defaultItemPricing": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "itemType": {
                "type": "string"
              },
              "defaultMarginPercent": {
                "type": "number"
              },
              "defaultDiscountPercent": {
                "type": "number"
              },
              "listPricing": {
                "type": "boolean"
              },
              "enabled": {
                "type": "boolean"
              }
            }
          }
        }
      }
    }
  }
}';
const headers = {
  'Content-Type':'application/json',
  'Accept':'application/json'
};

fetch('https://goldleaf.app/api/v1/customer/{customerId}/update',
{
  method: 'POST',
  body: inputBody,
  headers: headers
})
.then(function(res) {
    return res.json();
}).then(function(body) {
    console.log(body);
});