curl --request PUT \
  --url https://api.{tenant}.getomneo.com/api/v3/products/{product} \
  --header 'Content-Type: application/json' \
  --data '
{
  "title": "<string>",
  "external_id": "<string>",
  "brand": "<string>",
  "description": "<string>",
  "currency": "<string>",
  "position": 123,
  "department": "<string>",
  "web_url": "<string>",
  "archive_existing_variants": true,
  "meta": [
    "<string>"
  ],
  "organisation_id": 123,
  "systems": [
    "<string>"
  ],
  "channels": [
    "<string>"
  ],
  "tags": [
    "<string>"
  ],
  "images": [
    {
      "url": "<string>",
      "sort_order": 123
    }
  ],
  "variants": [
    {
      "id": 123,
      "title": "<string>",
      "sku": "<string>",
      "description": "<string>",
      "available_quantity": 123,
      "price": 123,
      "images": [
        {
          "url": "<string>",
          "sort_order": 123
        }
      ],
      "price_discounted": 123,
      "price_comparison": 123,
      "price_cost": 123,
      "position": 123,
      "tags": [
        "<string>"
      ],
      "options": [
        {
          "name": "<string>",
          "value": "<string>",
          "sort_order": 123
        }
      ],
      "meta": [
        "<string>"
      ]
    }
  ],
  "custom_fields": [
    {
      "namespace": "<string>",
      "handle": "<string>",
      "value": "<string>"
    }
  ]
}
'

import requests

url = "https://api.{tenant}.getomneo.com/api/v3/products/{product}"

payload = {
    "title": "<string>",
    "external_id": "<string>",
    "brand": "<string>",
    "description": "<string>",
    "currency": "<string>",
    "position": 123,
    "department": "<string>",
    "web_url": "<string>",
    "archive_existing_variants": True,
    "meta": ["<string>"],
    "organisation_id": 123,
    "systems": ["<string>"],
    "channels": ["<string>"],
    "tags": ["<string>"],
    "images": [
        {
            "url": "<string>",
            "sort_order": 123
        }
    ],
    "variants": [
        {
            "id": 123,
            "title": "<string>",
            "sku": "<string>",
            "description": "<string>",
            "available_quantity": 123,
            "price": 123,
            "images": [
                {
                    "url": "<string>",
                    "sort_order": 123
                }
            ],
            "price_discounted": 123,
            "price_comparison": 123,
            "price_cost": 123,
            "position": 123,
            "tags": ["<string>"],
            "options": [
                {
                    "name": "<string>",
                    "value": "<string>",
                    "sort_order": 123
                }
            ],
            "meta": ["<string>"]
        }
    ],
    "custom_fields": [
        {
            "namespace": "<string>",
            "handle": "<string>",
            "value": "<string>"
        }
    ]
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    title: '<string>',
    external_id: '<string>',
    brand: '<string>',
    description: '<string>',
    currency: '<string>',
    position: 123,
    department: '<string>',
    web_url: '<string>',
    archive_existing_variants: true,
    meta: ['<string>'],
    organisation_id: 123,
    systems: ['<string>'],
    channels: ['<string>'],
    tags: ['<string>'],
    images: [{url: '<string>', sort_order: 123}],
    variants: [
      {
        id: 123,
        title: '<string>',
        sku: '<string>',
        description: '<string>',
        available_quantity: 123,
        price: 123,
        images: [{url: '<string>', sort_order: 123}],
        price_discounted: 123,
        price_comparison: 123,
        price_cost: 123,
        position: 123,
        tags: ['<string>'],
        options: [{name: '<string>', value: '<string>', sort_order: 123}],
        meta: ['<string>']
      }
    ],
    custom_fields: [{namespace: '<string>', handle: '<string>', value: '<string>'}]
  })
};

fetch('https://api.{tenant}.getomneo.com/api/v3/products/{product}', 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.{tenant}.getomneo.com/api/v3/products/{product}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'title' => '<string>',
    'external_id' => '<string>',
    'brand' => '<string>',
    'description' => '<string>',
    'currency' => '<string>',
    'position' => 123,
    'department' => '<string>',
    'web_url' => '<string>',
    'archive_existing_variants' => true,
    'meta' => [
        '<string>'
    ],
    'organisation_id' => 123,
    'systems' => [
        '<string>'
    ],
    'channels' => [
        '<string>'
    ],
    'tags' => [
        '<string>'
    ],
    'images' => [
        [
                'url' => '<string>',
                'sort_order' => 123
        ]
    ],
    'variants' => [
        [
                'id' => 123,
                'title' => '<string>',
                'sku' => '<string>',
                'description' => '<string>',
                'available_quantity' => 123,
                'price' => 123,
                'images' => [
                                [
                                                                'url' => '<string>',
                                                                'sort_order' => 123
                                ]
                ],
                'price_discounted' => 123,
                'price_comparison' => 123,
                'price_cost' => 123,
                'position' => 123,
                'tags' => [
                                '<string>'
                ],
                'options' => [
                                [
                                                                'name' => '<string>',
                                                                'value' => '<string>',
                                                                'sort_order' => 123
                                ]
                ],
                'meta' => [
                                '<string>'
                ]
        ]
    ],
    'custom_fields' => [
        [
                'namespace' => '<string>',
                'handle' => '<string>',
                'value' => '<string>'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "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.{tenant}.getomneo.com/api/v3/products/{product}"

	payload := strings.NewReader("{\n  \"title\": \"<string>\",\n  \"external_id\": \"<string>\",\n  \"brand\": \"<string>\",\n  \"description\": \"<string>\",\n  \"currency\": \"<string>\",\n  \"position\": 123,\n  \"department\": \"<string>\",\n  \"web_url\": \"<string>\",\n  \"archive_existing_variants\": true,\n  \"meta\": [\n    \"<string>\"\n  ],\n  \"organisation_id\": 123,\n  \"systems\": [\n    \"<string>\"\n  ],\n  \"channels\": [\n    \"<string>\"\n  ],\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"images\": [\n    {\n      \"url\": \"<string>\",\n      \"sort_order\": 123\n    }\n  ],\n  \"variants\": [\n    {\n      \"id\": 123,\n      \"title\": \"<string>\",\n      \"sku\": \"<string>\",\n      \"description\": \"<string>\",\n      \"available_quantity\": 123,\n      \"price\": 123,\n      \"images\": [\n        {\n          \"url\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"price_discounted\": 123,\n      \"price_comparison\": 123,\n      \"price_cost\": 123,\n      \"position\": 123,\n      \"tags\": [\n        \"<string>\"\n      ],\n      \"options\": [\n        {\n          \"name\": \"<string>\",\n          \"value\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"meta\": [\n        \"<string>\"\n      ]\n    }\n  ],\n  \"custom_fields\": [\n    {\n      \"namespace\": \"<string>\",\n      \"handle\": \"<string>\",\n      \"value\": \"<string>\"\n    }\n  ]\n}")

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

	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.put("https://api.{tenant}.getomneo.com/api/v3/products/{product}")
  .header("Content-Type", "application/json")
  .body("{\n  \"title\": \"<string>\",\n  \"external_id\": \"<string>\",\n  \"brand\": \"<string>\",\n  \"description\": \"<string>\",\n  \"currency\": \"<string>\",\n  \"position\": 123,\n  \"department\": \"<string>\",\n  \"web_url\": \"<string>\",\n  \"archive_existing_variants\": true,\n  \"meta\": [\n    \"<string>\"\n  ],\n  \"organisation_id\": 123,\n  \"systems\": [\n    \"<string>\"\n  ],\n  \"channels\": [\n    \"<string>\"\n  ],\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"images\": [\n    {\n      \"url\": \"<string>\",\n      \"sort_order\": 123\n    }\n  ],\n  \"variants\": [\n    {\n      \"id\": 123,\n      \"title\": \"<string>\",\n      \"sku\": \"<string>\",\n      \"description\": \"<string>\",\n      \"available_quantity\": 123,\n      \"price\": 123,\n      \"images\": [\n        {\n          \"url\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"price_discounted\": 123,\n      \"price_comparison\": 123,\n      \"price_cost\": 123,\n      \"position\": 123,\n      \"tags\": [\n        \"<string>\"\n      ],\n      \"options\": [\n        {\n          \"name\": \"<string>\",\n          \"value\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"meta\": [\n        \"<string>\"\n      ]\n    }\n  ],\n  \"custom_fields\": [\n    {\n      \"namespace\": \"<string>\",\n      \"handle\": \"<string>\",\n      \"value\": \"<string>\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.{tenant}.getomneo.com/api/v3/products/{product}")

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

request = Net::HTTP::Put.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"title\": \"<string>\",\n  \"external_id\": \"<string>\",\n  \"brand\": \"<string>\",\n  \"description\": \"<string>\",\n  \"currency\": \"<string>\",\n  \"position\": 123,\n  \"department\": \"<string>\",\n  \"web_url\": \"<string>\",\n  \"archive_existing_variants\": true,\n  \"meta\": [\n    \"<string>\"\n  ],\n  \"organisation_id\": 123,\n  \"systems\": [\n    \"<string>\"\n  ],\n  \"channels\": [\n    \"<string>\"\n  ],\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"images\": [\n    {\n      \"url\": \"<string>\",\n      \"sort_order\": 123\n    }\n  ],\n  \"variants\": [\n    {\n      \"id\": 123,\n      \"title\": \"<string>\",\n      \"sku\": \"<string>\",\n      \"description\": \"<string>\",\n      \"available_quantity\": 123,\n      \"price\": 123,\n      \"images\": [\n        {\n          \"url\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"price_discounted\": 123,\n      \"price_comparison\": 123,\n      \"price_cost\": 123,\n      \"position\": 123,\n      \"tags\": [\n        \"<string>\"\n      ],\n      \"options\": [\n        {\n          \"name\": \"<string>\",\n          \"value\": \"<string>\",\n          \"sort_order\": 123\n        }\n      ],\n      \"meta\": [\n        \"<string>\"\n      ]\n    }\n  ],\n  \"custom_fields\": [\n    {\n      \"namespace\": \"<string>\",\n      \"handle\": \"<string>\",\n      \"value\": \"<string>\"\n    }\n  ]\n}"

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

{
  "data": {
    "id": 123,
    "title": "<string>",
    "handle": "<string>",
    "type": "<string>",
    "external_id": "<string>",
    "status": "<string>",
    "brand": "<string>",
    "department": "<string>",
    "link_brand": "<string>",
    "link_department": "<string>",
    "web_url": "<string>",
    "description": "<string>",
    "currency": "<string>",
    "position": 123,
    "images": "<string>",
    "systems": [
      "<string>"
    ],
    "channels": [
      "<string>"
    ],
    "tags": [
      "<string>"
    ],
    "options": "<string>",
    "custom_fields": [
      {
        "name": "<string>",
        "handle": "<string>",
        "namespace": "<string>",
        "value": "<string>",
        "type": "<string>",
        "custom_fieldable_type": "<string>",
        "custom_fieldable": {
          "id": "<string>",
          "external_id": "<string>",
          "profile_id": "<string>",
          "meta": "<string>",
          "total": "<string>",
          "total_original": "<string>",
          "rounding": "<string>",
          "margin": "<string>",
          "is_void": "<string>",
          "transacted_at": "<string>",
          "timezone": "<string>",
          "payments": "<string>",
          "receipt_is_email": "<string>",
          "receipt_ref": "<string>",
          "linked_receipt_ref": "<string>",
          "claimed_at": "<string>",
          "receipt_email": "<string>",
          "currency_id": "<string>",
          "currency_rate": "<string>",
          "currency": "<string>",
          "type": "<string>",
          "status": "<string>",
          "order_number": "<string>",
          "order_id": "<string>",
          "external_order_id": "<string>",
          "created_at": "<string>",
          "updated_at": "<string>"
        },
        "created_at": "<string>",
        "updated_at": "<string>",
        "is_index": 123
      }
    ],
    "variants": [
      {
        "id": 123,
        "product_id": 123,
        "sku": "<string>",
        "external_id": "<string>",
        "barcode": "<string>",
        "web_url": "<string>",
        "handle": "<string>",
        "title": "<string>",
        "description": "<string>",
        "position": 123,
        "price": 123,
        "price_discounted": 123,
        "price_comparison": 123,
        "price_cost": 123,
        "available_quantity": 123,
        "images": "<string>",
        "meta": [
          "<unknown>"
        ],
        "tags": [
          "<string>"
        ],
        "options": [
          {
            "name": "<string>",
            "value": "<string>",
            "sort_order": 123
          }
        ],
        "created_at": "<string>",
        "updated_at": "<string>",
        "deleted_at": "<string>"
      }
    ],
    "organisation": {
      "id": 123,
      "name": "<string>",
      "handle": "<string>",
      "description": "<string>",
      "short_description": "<string>",
      "icon": "<string>",
      "image_url": "<string>",
      "notes": "<string>",
      "type": "<string>",
      "status": "<string>",
      "is_tenant": 123,
      "is_active": 123,
      "phone": "<string>",
      "email": "<string>",
      "secondary_phone": "<string>",
      "domain": "<string>",
      "authorised_domains": [
        "<unknown>"
      ],
      "meta": [
        "<unknown>"
      ],
      "locations": [
        {
          "id": 123,
          "type": "<string>",
          "name": "<string>",
          "handle": "<string>",
          "description": "<string>",
          "phone": "<string>",
          "email": "<string>",
          "timezone": "<string>",
          "external_id": "<string>",
          "external_code": "<string>",
          "is_published": true,
          "is_permanently_closed": true,
          "address": {
            "id": 123,
            "address_line_1": "<string>",
            "address_line_2": "<string>",
            "address_line_3": "<string>",
            "company": "<string>",
            "latitude": 123,
            "longitude": 123,
            "city": "<string>",
            "postcode": "<string>",
            "state": "<string>",
            "country": "<string>",
            "notes": "<string>",
            "external_id": "<string>",
            "is_default": true,
            "created_at": "<string>",
            "updated_at": "<string>",
            "meta": [
              "<unknown>"
            ],
            "name": "<string>",
            "type": "<string>",
            "phone": "<string>",
            "iso": "<string>",
            "iso_state": "<string>",
            "profile_id": "<string>",
            "custom_fields": {}
          },
          "normal_hours": [
            [
              "<unknown>"
            ]
          ],
          "special_hours": [
            [
              "<unknown>"
            ]
          ],
          "tags": [
            "<string>"
          ],
          "custom_fields": {},
          "icon": "<string>",
          "country_iso_3": "<string>",
          "image_url": "<string>",
          "created_at": "<string>",
          "updated_at": "<string>",
          "departments": [
            {
              "id": 123,
              "name": "<string>",
              "handle": "<string>",
              "external_id": "<string>",
              "external_code": "<string>",
              "description": "<string>",
              "short_description": "<string>",
              "url": "<string>",
              "image_url": "<string>",
              "internal_note": "<string>",
              "meta": [
                "<unknown>"
              ],
              "brand_id": 123,
              "location_id": 123,
              "brand": {
                "name": "<string>",
                "handle": "<string>"
              },
              "created_at": "<string>",
              "updated_at": "<string>"
            }
          ]
        }
      ],
      "address": {
        "id": 123,
        "address_line_1": "<string>",
        "address_line_2": "<string>",
        "address_line_3": "<string>",
        "company": "<string>",
        "latitude": 123,
        "longitude": 123,
        "city": "<string>",
        "postcode": "<string>",
        "state": "<string>",
        "country": "<string>",
        "notes": "<string>",
        "external_id": "<string>",
        "is_default": true,
        "created_at": "<string>",
        "updated_at": "<string>",
        "meta": [
          "<unknown>"
        ],
        "name": "<string>",
        "type": "<string>",
        "phone": "<string>",
        "iso": "<string>",
        "iso_state": "<string>",
        "profile_id": "<string>",
        "custom_fields": {}
      },
      "custom_fields": {},
      "created_at": "<string>",
      "updated_at": "<string>"
    },
    "meta": [
      "<unknown>"
    ],
    "created_at": "<string>",
    "updated_at": "<string>"
  }
}

{
  "message": "<string>"
}

{
  "message": "<string>"
}

{
  "message": "<string>"
}

{
  "message": "<string>",
  "errors": {}
}