curl --request POST \
  --url https://api.loopreturns.com/api/v1/locations \
  --header 'Content-Type: application/json' \
  --header 'X-Authorization: <api-key>' \
  --data '
{
  "sales_channel": "shopify",
  "name": "Main Warehouse",
  "address": {
    "address1": "1234 Example Street",
    "city": "Townsville",
    "country_code": "US",
    "name": "Main Warehouse",
    "company": "Universal Exports",
    "address2": "Unit 19",
    "region": "Louisiana",
    "postal_code": 90210
  },
  "external_id": "62291d16-9b61-4fbb-b868-21c2d32dc155"
}
'

import requests

url = "https://api.loopreturns.com/api/v1/locations"

payload = {
    "sales_channel": "shopify",
    "name": "Main Warehouse",
    "address": {
        "address1": "1234 Example Street",
        "city": "Townsville",
        "country_code": "US",
        "name": "Main Warehouse",
        "company": "Universal Exports",
        "address2": "Unit 19",
        "region": "Louisiana",
        "postal_code": 90210
    },
    "external_id": "62291d16-9b61-4fbb-b868-21c2d32dc155"
}
headers = {
    "X-Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Authorization': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    sales_channel: 'shopify',
    name: 'Main Warehouse',
    address: {
      address1: '1234 Example Street',
      city: 'Townsville',
      country_code: 'US',
      name: 'Main Warehouse',
      company: 'Universal Exports',
      address2: 'Unit 19',
      region: 'Louisiana',
      postal_code: 90210
    },
    external_id: '62291d16-9b61-4fbb-b868-21c2d32dc155'
  })
};

fetch('https://api.loopreturns.com/api/v1/locations', 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.loopreturns.com/api/v1/locations",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'sales_channel' => 'shopify',
    'name' => 'Main Warehouse',
    'address' => [
        'address1' => '1234 Example Street',
        'city' => 'Townsville',
        'country_code' => 'US',
        'name' => 'Main Warehouse',
        'company' => 'Universal Exports',
        'address2' => 'Unit 19',
        'region' => 'Louisiana',
        'postal_code' => 90210
    ],
    'external_id' => '62291d16-9b61-4fbb-b868-21c2d32dc155'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Authorization: <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://api.loopreturns.com/api/v1/locations"

	payload := strings.NewReader("{\n  \"sales_channel\": \"shopify\",\n  \"name\": \"Main Warehouse\",\n  \"address\": {\n    \"address1\": \"1234 Example Street\",\n    \"city\": \"Townsville\",\n    \"country_code\": \"US\",\n    \"name\": \"Main Warehouse\",\n    \"company\": \"Universal Exports\",\n    \"address2\": \"Unit 19\",\n    \"region\": \"Louisiana\",\n    \"postal_code\": 90210\n  },\n  \"external_id\": \"62291d16-9b61-4fbb-b868-21c2d32dc155\"\n}")

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

	req.Header.Add("X-Authorization", "<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.post("https://api.loopreturns.com/api/v1/locations")
  .header("X-Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"sales_channel\": \"shopify\",\n  \"name\": \"Main Warehouse\",\n  \"address\": {\n    \"address1\": \"1234 Example Street\",\n    \"city\": \"Townsville\",\n    \"country_code\": \"US\",\n    \"name\": \"Main Warehouse\",\n    \"company\": \"Universal Exports\",\n    \"address2\": \"Unit 19\",\n    \"region\": \"Louisiana\",\n    \"postal_code\": 90210\n  },\n  \"external_id\": \"62291d16-9b61-4fbb-b868-21c2d32dc155\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.loopreturns.com/api/v1/locations")

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

request = Net::HTTP::Post.new(url)
request["X-Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"sales_channel\": \"shopify\",\n  \"name\": \"Main Warehouse\",\n  \"address\": {\n    \"address1\": \"1234 Example Street\",\n    \"city\": \"Townsville\",\n    \"country_code\": \"US\",\n    \"name\": \"Main Warehouse\",\n    \"company\": \"Universal Exports\",\n    \"address2\": \"Unit 19\",\n    \"region\": \"Louisiana\",\n    \"postal_code\": 90210\n  },\n  \"external_id\": \"62291d16-9b61-4fbb-b868-21c2d32dc155\"\n}"

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

{
  "location": {
    "id": 9007199254740991,
    "sales_channel": "shopify",
    "name": "Main Warehouse",
    "status": "active",
    "address": {
      "name": "Main Warehouse",
      "company": "Universal Exports",
      "address1": "1234 Example Street",
      "address2": "Unit 19",
      "city": "Townsville",
      "region": "Louisiana",
      "postal_code": 90210,
      "country_code": "US"
    },
    "external_id": "62291d16-9b61-4fbb-b868-21c2d32dc155"
  }
}

{
  "errors": "Unauthorized."
}

{
  "message": "The name field is required.",
  "errors": {
    "name": [
      "The name field is required."
    ]
  }
}