Replace the approval requirements for feature flags, configs and constants, and for saved groups. Each family is replaced wholesale when supplied; omit one to leave it unchanged.

curl -X PUT 'https://api.growthbook.io/api/v1/settings/approvals' \
  -H 'Authorization: Bearer YOUR_API_KEY'

import requests

url = "https://api.growthbook.io/api/v1/settings/approvals"

payload = { "requireReviews": [
        {
            "requireReviewOn": True,
            "projects": ["<string>"],
            "resetReviewOnChange": True,
            "environments": ["<string>"],
            "featureRequireEnvironmentReview": True,
            "featureRequireMetadataReview": True,
            "blockSelfApproval": True,
            "autopublishOnApproval": True,
            "requiredApproverTeams": ["<string>"]
        }
    ] }
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({
    requireReviews: [
      {
        requireReviewOn: true,
        projects: ['<string>'],
        resetReviewOnChange: true,
        environments: ['<string>'],
        featureRequireEnvironmentReview: true,
        featureRequireMetadataReview: true,
        blockSelfApproval: true,
        autopublishOnApproval: true,
        requiredApproverTeams: ['<string>']
      }
    ]
  })
};

fetch('https://api.growthbook.io/api/v1/settings/approvals', 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.growthbook.io/api/v1/settings/approvals",
  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([
    'requireReviews' => [
        [
                'requireReviewOn' => true,
                'projects' => [
                                '<string>'
                ],
                'resetReviewOnChange' => true,
                'environments' => [
                                '<string>'
                ],
                'featureRequireEnvironmentReview' => true,
                'featureRequireMetadataReview' => true,
                'blockSelfApproval' => true,
                'autopublishOnApproval' => true,
                'requiredApproverTeams' => [
                                '<string>'
                ]
        ]
    ]
  ]),
  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.growthbook.io/api/v1/settings/approvals"

	payload := strings.NewReader("{\n  \"requireReviews\": [\n    {\n      \"requireReviewOn\": true,\n      \"projects\": [\n        \"<string>\"\n      ],\n      \"resetReviewOnChange\": true,\n      \"environments\": [\n        \"<string>\"\n      ],\n      \"featureRequireEnvironmentReview\": true,\n      \"featureRequireMetadataReview\": true,\n      \"blockSelfApproval\": true,\n      \"autopublishOnApproval\": true,\n      \"requiredApproverTeams\": [\n        \"<string>\"\n      ]\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.growthbook.io/api/v1/settings/approvals")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"requireReviews\": [\n    {\n      \"requireReviewOn\": true,\n      \"projects\": [\n        \"<string>\"\n      ],\n      \"resetReviewOnChange\": true,\n      \"environments\": [\n        \"<string>\"\n      ],\n      \"featureRequireEnvironmentReview\": true,\n      \"featureRequireMetadataReview\": true,\n      \"blockSelfApproval\": true,\n      \"autopublishOnApproval\": true,\n      \"requiredApproverTeams\": [\n        \"<string>\"\n      ]\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.growthbook.io/api/v1/settings/approvals")

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  \"requireReviews\": [\n    {\n      \"requireReviewOn\": true,\n      \"projects\": [\n        \"<string>\"\n      ],\n      \"resetReviewOnChange\": true,\n      \"environments\": [\n        \"<string>\"\n      ],\n      \"featureRequireEnvironmentReview\": true,\n      \"featureRequireMetadataReview\": true,\n      \"blockSelfApproval\": true,\n      \"autopublishOnApproval\": true,\n      \"requiredApproverTeams\": [\n        \"<string>\"\n      ]\n    }\n  ]\n}"

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

{
  "requireReviews": [
    {
      "requireReviewOn": true,
      "projects": [
        "<string>"
      ],
      "resetReviewOnChange": true,
      "environments": [
        "<string>"
      ],
      "featureRequireEnvironmentReview": true,
      "featureRequireMetadataReview": true,
      "blockSelfApproval": true,
      "autopublishOnApproval": true,
      "requiredApproverTeams": [
        "<string>"
      ]
    }
  ],
  "approvalFlows": {
    "savedGroups": [
      {
        "required": true,
        "projects": [
          "<string>"
        ],
        "resetReviewOnChange": true,
        "requireMetadataReview": true,
        "blockSelfApproval": true,
        "autopublishOnApproval": true,
        "requiredApproverTeams": [
          "<string>"
        ]
      }
    ]
  }
}