curl --request PUT \
  --url https://api.managem.co.uk/seller/delivery-options \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "LARGE_LETTER",
  "classifications": [
    "CARD"
  ],
  "steps": [
    {
      "cost": 1,
      "weight": 1
    }
  ]
}
'

import requests

url = "https://api.managem.co.uk/seller/delivery-options"

payload = {
    "type": "LARGE_LETTER",
    "classifications": ["CARD"],
    "steps": [
        {
            "cost": 1,
            "weight": 1
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({type: 'LARGE_LETTER', classifications: ['CARD'], steps: [{cost: 1, weight: 1}]})
};

fetch('https://api.managem.co.uk/seller/delivery-options', 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.managem.co.uk/seller/delivery-options",
  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([
    'type' => 'LARGE_LETTER',
    'classifications' => [
        'CARD'
    ],
    'steps' => [
        [
                'cost' => 1,
                'weight' => 1
        ]
    ]
  ]),
  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.managem.co.uk/seller/delivery-options"

	payload := strings.NewReader("{\n  \"type\": \"LARGE_LETTER\",\n  \"classifications\": [\n    \"CARD\"\n  ],\n  \"steps\": [\n    {\n      \"cost\": 1,\n      \"weight\": 1\n    }\n  ]\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://api.managem.co.uk/seller/delivery-options")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"type\": \"LARGE_LETTER\",\n  \"classifications\": [\n    \"CARD\"\n  ],\n  \"steps\": [\n    {\n      \"cost\": 1,\n      \"weight\": 1\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.managem.co.uk/seller/delivery-options")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"type\": \"LARGE_LETTER\",\n  \"classifications\": [\n    \"CARD\"\n  ],\n  \"steps\": [\n    {\n      \"cost\": 1,\n      \"weight\": 1\n    }\n  ]\n}"

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

[
  {
    "id": "default-large_letter",
    "type": "LARGE_LETTER",
    "classifications": [
      "CARD",
      "PACK"
    ],
    "steps": [
      {
        "cost": 300,
        "weight": 750
      }
    ]
  },
  {
    "id": "default-small_parcel",
    "type": "SMALL_PARCEL",
    "classifications": [
      "CARD",
      "PACK",
      "BOX",
      "DECK"
    ],
    "steps": [
      {
        "cost": 400,
        "weight": 2000
      }
    ]
  },
  {
    "id": "default-medium_parcel",
    "type": "MEDIUM_PARCEL",
    "classifications": [
      "CARD",
      "PACK",
      "BOX",
      "DECK",
      "CASE"
    ],
    "steps": [
      {
        "weight": 2000,
        "cost": 570
      },
      {
        "weight": 10000,
        "cost": 750
      },
      {
        "weight": 20000,
        "cost": 1200
      }
    ]
  },
  {
    "id": "default-large_parcel",
    "type": "LARGE_PARCEL",
    "classifications": [
      "CARD",
      "PACK",
      "BOX",
      "DECK",
      "CASE",
      "MISCELLANEOUS"
    ],
    "steps": [
      {
        "weight": 5000,
        "cost": 1200
      },
      {
        "weight": 10000,
        "cost": 1450
      },
      {
        "weight": 20000,
        "cost": 1800
      },
      {
        "weight": 30000,
        "cost": 2400
      }
    ]
  }
]