Update product variant

curl --request PATCH \
  --url https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "sku": "<string>",
  "custom_fields": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "value": null
    }
  ]
}
'

import requests

url = "https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/"

payload = {
    "sku": "<string>",
    "custom_fields": [
        {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "value": None
        }
    ]
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    sku: '<string>',
    custom_fields: [{id: '3c90c3cc-0d44-4b50-8888-8dd25736052a', value: null}]
  })
};

fetch('https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'sku' => '<string>',
    'custom_fields' => [
        [
                'id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'value' => null
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-Key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/"

	payload := strings.NewReader("{\n  \"sku\": \"<string>\",\n  \"custom_fields\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"value\": null\n    }\n  ]\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("X-API-Key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"sku\": \"<string>\",\n  \"custom_fields\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"value\": null\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{tenant}.api.velocity.medshift.com/v1/product_variants/{id}/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"sku\": \"<string>\",\n  \"custom_fields\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"value\": null\n    }\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "bigcommerce_id": 123,
  "sku": "<string>",
  "is_purchasable": true,
  "base_price": "<string>",
  "list_price": "<string>",
  "cost_price": "<string>",
  "inventory_level": 123,
  "custom_fields": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "value": null
    }
  ],
  "product": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "bigcommerce_id": 123,
    "name": "<string>",
    "is_digital": true,
    "thumbnail_url": "<string>",
    "is_purchasable": true,
    "order_quantity_min": 123,
    "order_quantity_max": 123,
    "inventory_level": 123,
    "commission_programs": [
      {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "name": "<string>"
      }
    ],
    "tax_code": "<string>",
    "lot_serial_required": true
  },
  "options": [
    {
      "bigcommerce_option_id": 123,
      "option_name": "<string>",
      "bigcommerce_value_id": 123,
      "value_label": "<string>"
    }
  ]
}