curl --request PUT \
  --url https://api.novita.ai/gpus/v2/instances/{instance_id}/upgrade \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "image": "registry.example.com/namespace/new-image:tag",
  "registry_auth_id": "registry-auth-id",
  "entrypoint": "",
  "command": "",
  "envs": [
    {
      "key": "ENV_NAME",
      "value": "ENV_VALUE"
    }
  ],
  "save_data": true
}
'

import requests

url = "https://api.novita.ai/gpus/v2/instances/{instance_id}/upgrade"

payload = {
    "image": "registry.example.com/namespace/new-image:tag",
    "registry_auth_id": "registry-auth-id",
    "entrypoint": "",
    "command": "",
    "envs": [
        {
            "key": "ENV_NAME",
            "value": "ENV_VALUE"
        }
    ],
    "save_data": True
}
headers = {
    "Content-Type": "<content-type>",
    "Authorization": "<authorization>"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'Content-Type': '<content-type>', Authorization: '<authorization>'},
  body: JSON.stringify({
    image: 'registry.example.com/namespace/new-image:tag',
    registry_auth_id: 'registry-auth-id',
    entrypoint: '',
    command: '',
    envs: [{key: 'ENV_NAME', value: 'ENV_VALUE'}],
    save_data: true
  })
};

fetch('https://api.novita.ai/gpus/v2/instances/{instance_id}/upgrade', 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.novita.ai/gpus/v2/instances/{instance_id}/upgrade",
  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([
    'image' => 'registry.example.com/namespace/new-image:tag',
    'registry_auth_id' => 'registry-auth-id',
    'entrypoint' => '',
    'command' => '',
    'envs' => [
        [
                'key' => 'ENV_NAME',
                'value' => 'ENV_VALUE'
        ]
    ],
    'save_data' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: <content-type>"
  ],
]);

$response = curl_exec($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.novita.ai/gpus/v2/instances/{instance_id}/upgrade"

	payload := strings.NewReader("{\n  \"image\": \"registry.example.com/namespace/new-image:tag\",\n  \"registry_auth_id\": \"registry-auth-id\",\n  \"entrypoint\": \"\",\n  \"command\": \"\",\n  \"envs\": [\n    {\n      \"key\": \"ENV_NAME\",\n      \"value\": \"ENV_VALUE\"\n    }\n  ],\n  \"save_data\": true\n}")

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

	req.Header.Add("Content-Type", "<content-type>")
	req.Header.Add("Authorization", "<authorization>")

	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.novita.ai/gpus/v2/instances/{instance_id}/upgrade")
  .header("Content-Type", "<content-type>")
  .header("Authorization", "<authorization>")
  .body("{\n  \"image\": \"registry.example.com/namespace/new-image:tag\",\n  \"registry_auth_id\": \"registry-auth-id\",\n  \"entrypoint\": \"\",\n  \"command\": \"\",\n  \"envs\": [\n    {\n      \"key\": \"ENV_NAME\",\n      \"value\": \"ENV_VALUE\"\n    }\n  ],\n  \"save_data\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.novita.ai/gpus/v2/instances/{instance_id}/upgrade")

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

request = Net::HTTP::Put.new(url)
request["Content-Type"] = '<content-type>'
request["Authorization"] = '<authorization>'
request.body = "{\n  \"image\": \"registry.example.com/namespace/new-image:tag\",\n  \"registry_auth_id\": \"registry-auth-id\",\n  \"entrypoint\": \"\",\n  \"command\": \"\",\n  \"envs\": [\n    {\n      \"key\": \"ENV_NAME\",\n      \"value\": \"ENV_VALUE\"\n    }\n  ],\n  \"save_data\": true\n}"

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

{}