## Add a PermissionPolicy to a user group

### cURL

```bash
curl --request POST \
  --url https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "principalId": "<string>",
  "version": 123
}
'```

```python
import requests

url = "https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup"

payload = {
    "principalId": "<string>",
    "version": 123
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)```

```javascript
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({principalId: '<string>', version: 123})
};

fetch('https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));```

```php
<?php

$curl = curl_init();

curl_setopt_array($curl, [\
  CURLOPT_URL => "https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup",\
  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([\
    'principalId' => '<string>',\
    'version' => 123\
  ]),\
  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;
}
}?>```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

url := "https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup"

payload := strings.NewReader("{\n  \"principalId\": \"<string>\",\n  \"version\": 123\n}")

req, _ := http.NewRequest("POST", 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))
}
```

```java
HttpResponse<String> response = Unirest.post("https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup")  
  .header("Authorization", "Bearer <token>")  
  .header("Content-Type", "application/json")  
  .body("{\n  \"principalId\": \"<string>\",\n  \"version\": 123\n}")  
  .asString();```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.m3ter.com/organizations/{orgId}/permissionpolicies/{permissionPolicyId}/addtousergroup")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"principalId\": \"<string>\",\n  \"version\": 123\n}"

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

### Response

#### Success Responses

- **200**:
  ```json
  {
    "id": "<string>",
    "version": 123,
    "permissionPolicyId": "<string>",
    "principalId": "<string>",
    "dtCreated": "2023-11-07T05:31:56Z",
    "dtLastModified": "2023-11-07T05:31:56Z",
    "createdBy": "<string>",
    "lastModifiedBy": "<string>"
  }
  ```

- **4XX**:
  ```json
  {
    "message": "<string>"
  }
  ```

- **5XX**:
  ```json
  {
    "message": "<string>"
  }
  ```

### Body Structure

- **principalId**: string (required) - Minimum string length: `1`
- **version**: integer<int64> - Version number details provided in the documentation.

### Path Parameters

- **orgId**: string (required) - UUID of the organization
- **permissionPolicyId**: string (required) - UUID of the permission policy

### Authorization

- **Authorization**: string (header, required) - m3ter supports machine to machine authentication using the `clientCredentials` OAuth2 flow.