curl --request PATCH \
  --url https://api.failfast.ai/inventory/product_variant/{id}/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "custom_fields": null,
  "title": "<string>",
  "product_option_values": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ],
  "barcode": "<string>",
  "ean": "<string>",
  "upc": "<string>",
  "is_manage_stock": true,
  "product": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

import requests

url = "https://api.failfast.ai/inventory/product_variant/{id}/"

payload = {
    "custom_fields": None,
    "title": "<string>",
    "product_option_values": ["3c90c3cc-0d44-4b50-8888-8dd25736052a"],
    "barcode": "<string>",
    "ean": "<string>",
    "upc": "<string>",
    "is_manage_stock": True,
    "product": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    custom_fields: null,
    title: '<string>',
    product_option_values: ['3c90c3cc-0d44-4b50-8888-8dd25736052a'],
    barcode: '<string>',
    ean: '<string>',
    upc: '<string>',
    is_manage_stock: true,
    product: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  })
};

fetch('https://api.failfast.ai/inventory/product_variant/{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://api.failfast.ai/inventory/product_variant/{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([
    'custom_fields' => null,
    'title' => '<string>',
    'product_option_values' => [
        '3c90c3cc-0d44-4b50-8888-8dd25736052a'
    ],
    'barcode' => '<string>',
    'ean' => '<string>',
    'upc' => '<string>',
    'is_manage_stock' => true,
    'product' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://api.failfast.ai/inventory/product_variant/{id}/"

	payload := strings.NewReader("{\n  \"custom_fields\": null,\n  \"title\": \"<string>\",\n  \"product_option_values\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"barcode\": \"<string>\",\n  \"ean\": \"<string>\",\n  \"upc\": \"<string>\",\n  \"is_manage_stock\": true,\n  \"product\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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://api.failfast.ai/inventory/product_variant/{id}/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"custom_fields\": null,\n  \"title\": \"<string>\",\n  \"product_option_values\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"barcode\": \"<string>\",\n  \"ean\": \"<string>\",\n  \"upc\": \"<string>\",\n  \"is_manage_stock\": true,\n  \"product\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.failfast.ai/inventory/product_variant/{id}/")

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

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"custom_fields\": null,\n  \"title\": \"<string>\",\n  \"product_option_values\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"barcode\": \"<string>\",\n  \"ean\": \"<string>\",\n  \"upc\": \"<string>\",\n  \"is_manage_stock\": true,\n  \"product\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n}"

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

{
  "message": "<string>",
  "error": false,
  "data": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "deleted_at": "2023-11-07T05:31:56Z",
    "title": "<string>",
    "product_option_values": [
      "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    ],
    "member": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "created_by": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "updated_by": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "deleted_by": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "product": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "custom_fields": null,
    "barcode": "<string>",
    "ean": "<string>",
    "upc": "<string>",
    "is_manage_stock": true
  }
}