curl --request POST \
  --url https://rest-api.smsmngr.com/v1/whatsapp/templates/library/create \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "waba_id": "1234567890",
  "template": {
    "name": "delivery_update_1",
    "language": "en_US",
    "category": "UTILITY",
    "library_template_name": "delivery_update",
    "library_template_button_inputs": [
      {
        "type": "URL",
        "url": {
          "base_url": "https://acme.example/track/{{1}}",
          "url_suffix_example": "ABC123"
        }
      }
    ]
  }
}
'

import requests

url = "https://rest-api.smsmngr.com/v1/whatsapp/templates/library/create"

payload = {
    "waba_id": "1234567890",
    "template": {
        "name": "delivery_update_1",
        "language": "en_US",
        "category": "UTILITY",
        "library_template_name": "delivery_update",
        "library_template_button_inputs": [
            {
                "type": "URL",
                "url": {
                    "base_url": "https://acme.example/track/{{1}}",
                    "url_suffix_example": "ABC123"
                }
            }
        ]
    }
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    waba_id: '1234567890',
    template: {
      name: 'delivery_update_1',
      language: 'en_US',
      category: 'UTILITY',
      library_template_name: 'delivery_update',
      library_template_button_inputs: [
        {
          type: 'URL',
          url: {base_url: 'https://acme.example/track/{{1}}', url_suffix_example: 'ABC123'}
        }
      ]
    }
  })
};

fetch('https://rest-api.smsmngr.com/v1/whatsapp/templates/library/create', 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://rest-api.smsmngr.com/v1/whatsapp/templates/library/create",
  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([
    'waba_id' => '1234567890',
    'template' => [
        'name' => 'delivery_update_1',
        'language' => 'en_US',
        'category' => 'UTILITY',
        'library_template_name' => 'delivery_update',
        'library_template_button_inputs' => [
                [
                                'type' => 'URL',
                                'url' => [
                                                                'base_url' => 'https://acme.example/track/{{1}}',
                                                                'url_suffix_example' => 'ABC123'
                                ]
                ]
        ]
    ]
  ]),
  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://rest-api.smsmngr.com/v1/whatsapp/templates/library/create"

	payload := strings.NewReader("{\n  \"waba_id\": \"1234567890\",\n  \"template\": {\n    \"name\": \"delivery_update_1\",\n    \"language\": \"en_US\",\n    \"category\": \"UTILITY\",\n    \"library_template_name\": \"delivery_update\",\n    \"library_template_button_inputs\": [\n      {\n        \"type\": \"URL\",\n        \"url\": {\n          \"base_url\": \"https://acme.example/track/{{1}}\",\n          \"url_suffix_example\": \"ABC123\"\n        }\n      }\n    ]\n  }\n}")

	req, _ := http.NewRequest("POST", 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.post("https://rest-api.smsmngr.com/v1/whatsapp/templates/library/create")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"waba_id\": \"1234567890\",\n  \"template\": {\n    \"name\": \"delivery_update_1\",\n    \"language\": \"en_US\",\n    \"category\": \"UTILITY\",\n    \"library_template_name\": \"delivery_update\",\n    \"library_template_button_inputs\": [\n      {\n        \"type\": \"URL\",\n        \"url\": {\n          \"base_url\": \"https://acme.example/track/{{1}}\",\n          \"url_suffix_example\": \"ABC123\"\n        }\n      }\n    ]\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://rest-api.smsmngr.com/v1/whatsapp/templates/library/create")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"waba_id\": \"1234567890\",\n  \"template\": {\n    \"name\": \"delivery_update_1\",\n    \"language\": \"en_US\",\n    \"category\": \"UTILITY\",\n    \"library_template_name\": \"delivery_update\",\n    \"library_template_button_inputs\": [\n      {\n        \"type\": \"URL\",\n        \"url\": {\n          \"base_url\": \"https://acme.example/track/{{1}}\",\n          \"url_suffix_example\": \"ABC123\"\n        }\n      }\n    ]\n  }\n}"

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