# Create API App

POST https://api.hellosign.com/v3/api_app
Content-Type: application/json

Creates a new API App.

Reference: https://developer.hellosign.com/api/api-app/create

## OpenAPI Specification

```yaml
openapi: 3.1.1
info:
  title: Create API App
  version: endpoint_apiApp.create
paths:
  /api_app:
    post:
      operationId: create
      summary: Create API App
      description: Creates a new API App.
      tags:
        - - subpackage_apiApp
      parameters:
        - name: Authorization
          in: header
          description: Basic authentication of the form `Basic <username:password>`.
          required: true
          schema:
            type: string
      responses:
        '201':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiAppGetResponse'
        '400':
          description: failed_operation
          content: {}
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ApiAppCreateRequest'
components:
  schemas:
    SubOAuthScopesItems:
      type: string
      enum:
        - value: request_signature
        - value: basic_account_info
        - value: account_access
        - value: signature_request_access
        - value: template_access
        - value: team_access
        - value: api_app_access
        - value: ''
    SubOAuth:
      type: object
      properties:
        callback_url:
          type: string
          description: >-
            The callback URL to be used for OAuth flows. (Required if
            `oauth[scopes]` is provided)
        scopes:
          type: array
          items:
            $ref: '#/components/schemas/SubOAuthScopesItems'
          description: >-
            A list of [OAuth scopes](/api/reference/tag/OAuth) to be granted to
            the app. (Required if `oauth[callback_url]` is provided).
    SubOptions:
      type: object
      properties:
        can_insert_everywhere:
          type: boolean
          default: false
          description: >-
            Determines if signers can use "Insert Everywhere" when signing a
            document.
    SubWhiteLabelingOptionsLegalVersion:
      type: string
      enum:
        - value: terms1
        - value: terms2
      default: terms1
    SubWhiteLabelingOptions:
      type: object
      properties:
        header_background_color:
          type: string
          default: '#1a1a1a'
        legal_version:
          $ref: '#/components/schemas/SubWhiteLabelingOptionsLegalVersion'
        link_color:
          type: string
          default: '#0061FE'
        page_background_color:
          type: string
          default: '#f7f8f9'
        primary_button_color:
          type: string
          default: '#0061FE'
        primary_button_color_hover:
          type: string
          default: '#0061FE'
        primary_button_text_color:
          type: string
          default: '#ffffff'
        primary_button_text_color_hover:
          type: string
          default: '#ffffff'
        secondary_button_color:
          type: string
          default: '#ffffff'
        secondary_button_color_hover:
          type: string
          default: '#ffffff'
        secondary_button_text_color:
          type: string
          default: '#0061FE'
        secondary_button_text_color_hover:
          type: string
          default: '#0061FE'
        text_color1:
          type: string
          default: '#808080'
        text_color2:
          type: string
          default: '#ffffff'
        reset_to_default:
          type: boolean
          description: >-
            Resets white labeling options to defaults. Only useful when updating
            an API App.
    ApiAppCreateRequest:
      type: object
      properties:
        callback_url:
          type: string
          description: The URL at which the ApiApp should receive event callbacks.
        custom_logo_file:
          type: string
          format: binary
          description: >-
            An image file to use as a custom logo in embedded contexts. (Only
            applies to some API plans)
        domains:
          type: array
          items:
            type: string
          description: The domain names the ApiApp will be associated with.
        name:
          type: string
          description: The name you want to assign to the ApiApp.
        oauth:
          $ref: '#/components/schemas/SubOAuth'
        options:
          $ref: '#/components/schemas/SubOptions'
        white_labeling_options:
          $ref: '#/components/schemas/SubWhiteLabelingOptions'
      required:
        - domains
        - name
    ApiAppResponseOAuth:
      type: object
      properties:
        callback_url:
          type: string
          description: The app's OAuth callback URL.
        secret:
          type:
            - string
            - 'null'
          description: The app's OAuth secret, or null if the app does not belong to user.
        scopes:
          type: array
          items:
            type: string
          description: Array of OAuth scopes used by the app.
        charges_users:
          type: boolean
          description: >-
            Boolean indicating whether the app owner or the account granting
            permission is billed for OAuth requests.
    ApiAppResponseOptions:
      type: object
      properties:
        can_insert_everywhere:
          type: boolean
          description: >-
            Boolean denoting if signers can "Insert Everywhere" in one click
            while signing a document
    ApiAppResponseOwnerAccount:
      type: object
      properties:
        account_id:
          type: string
          description: The owner account's ID
        email_address:
          type: string
          description: The owner account's email address
    ApiAppResponseWhiteLabelingOptions:
      type: object
      properties:
        header_background_color:
          type: string
        legal_version:
          type: string
        link_color:
          type: string
        page_background_color:
          type: string
        primary_button_color:
          type: string
        primary_button_color_hover:
          type: string
        primary_button_text_color:
          type: string
        primary_button_text_color_hover:
          type: string
        secondary_button_color:
          type: string
        secondary_button_color_hover:
          type: string
        secondary_button_text_color:
          type: string
        secondary_button_text_color_hover:
          type: string
        text_color1:
          type: string
        text_color2:
          type: string
    ApiAppResponse:
      type: object
      properties:
        callback_url:
          type:
            - string
            - 'null'
          description: The app's callback URL (for events)
        client_id:
          type: string
          description: The app's client id
        created_at:
          type: integer
          description: The time that the app was created
        domains:
          type: array
          items:
            type: string
          description: The domain name(s) associated with the app
        name:
          type: string
          description: The name of the app
        is_approved:
          type: boolean
          description: Boolean to indicate if the app has been approved
        oauth:
          $ref: '#/components/schemas/ApiAppResponseOAuth'
        options:
          $ref: '#/components/schemas/ApiAppResponseOptions'
        owner_account:
          $ref: '#/components/schemas/ApiAppResponseOwnerAccount'
        white_labeling_options:
          $ref: '#/components/schemas/ApiAppResponseWhiteLabelingOptions'
    WarningResponse:
      type: object
      properties:
        warning_msg:
          type: string
          description: Warning message
        warning_name:
          type: string
          description: Warning name
      required:
        - warning_msg
        - warning_name
    ApiAppGetResponse:
      type: object
      properties:
        api_app:
          $ref: '#/components/schemas/ApiAppResponse'
        warnings:
          type: array
          items:
            $ref: '#/components/schemas/WarningResponse'
          description: A list of warnings.
      required:
        - api_app

```

## SDK Code Examples

```php PHP
<?php

namespace Dropbox\SignSandbox;

require_once __DIR__ . '/../vendor/autoload.php';

use SplFileObject;
use Dropbox;

$config = Dropbox\Sign\Configuration::getDefaultConfiguration();
$config->setUsername("YOUR_API_KEY");
// $config->setAccessToken("YOUR_ACCESS_TOKEN");

$oauth = (new Dropbox\Sign\Model\SubOAuth())
    ->setCallbackUrl("https://example.com/oauth")
    ->setScopes([
        Dropbox\Sign\Model\SubOAuth::SCOPES_BASIC_ACCOUNT_INFO,
        Dropbox\Sign\Model\SubOAuth::SCOPES_REQUEST_SIGNATURE,
    ]);

$white_labeling_options = (new Dropbox\Sign\Model\SubWhiteLabelingOptions())
    ->setPrimaryButtonColor("#00b3e6")
    ->setPrimaryButtonTextColor("#ffffff");

$api_app_create_request = (new Dropbox\Sign\Model\ApiAppCreateRequest())
    ->setName("My Production App")
    ->setDomains([
        "example.com",
    ])
    ->setCustomLogoFile(new SplFileObject("CustomLogoFile.png"))
    ->setOauth($oauth)
    ->setWhiteLabelingOptions($white_labeling_options);

try {
    $response = (new Dropbox\Sign\Api\ApiAppApi(config: $config))->apiAppCreate(
        api_app_create_request: $api_app_create_request,
    );

    print_r($response);
} catch (Dropbox\Sign\ApiException $e) {
    echo "Exception when calling ApiAppApi#apiAppCreate: {$e->getMessage()}";
}

```

```csharp C#
using System;
using System.Collections.Generic;
using System.IO;
using System.Text.Json;

using Dropbox.Sign.Api;
using Dropbox.Sign.Client;
using Dropbox.Sign.Model;

namespace Dropbox.SignSandbox;

public class ApiAppCreateExample
{
    public static void Run()
    {
        var config = new Configuration();
        config.Username = "YOUR_API_KEY";
        // config.AccessToken = "YOUR_ACCESS_TOKEN";

        var oauth = new SubOAuth(
            callbackUrl: "https://example.com/oauth",
            scopes: [
                SubOAuth.ScopesEnum.BasicAccountInfo,
                SubOAuth.ScopesEnum.RequestSignature,
            ]
        );

        var whiteLabelingOptions = new SubWhiteLabelingOptions(
            primaryButtonColor: "#00b3e6",
            primaryButtonTextColor: "#ffffff"
        );

        var apiAppCreateRequest = new ApiAppCreateRequest(
            name: "My Production App",
            domains: [
                "example.com",
            ],
            customLogoFile: new FileStream(
                path: "CustomLogoFile.png",
                mode: FileMode.Open
            ),
            oauth: oauth,
            whiteLabelingOptions: whiteLabelingOptions
        );

        try
        {
            var response = new ApiAppApi(config).ApiAppCreate(
                apiAppCreateRequest: apiAppCreateRequest
            );

            Console.WriteLine(response);
        }
        catch (ApiException e)
        {
            Console.WriteLine("Exception when calling ApiAppApi#ApiAppCreate: " + e.Message);
            Console.WriteLine("Status Code: " + e.ErrorCode);
            Console.WriteLine(e.StackTrace);
        }
    }
}

```

```typescript TypeScript
import * as fs from 'fs';
import api from "@dropbox/sign"
import models from "@dropbox/sign"

const apiCaller = new api.ApiAppApi();
apiCaller.username = "YOUR_API_KEY";
// apiCaller.accessToken = "YOUR_ACCESS_TOKEN";

const oauth: models.SubOAuth = {
  callbackUrl: "https://example.com/oauth",
  scopes: [
    models.SubOAuth.ScopesEnum.BasicAccountInfo,
    models.SubOAuth.ScopesEnum.RequestSignature,
  ],
};

const whiteLabelingOptions: models.SubWhiteLabelingOptions = {
  primaryButtonColor: "#00b3e6",
  primaryButtonTextColor: "#ffffff",
};

const apiAppCreateRequest: models.ApiAppCreateRequest = {
  name: "My Production App",
  domains: [
    "example.com",
  ],
  customLogoFile: fs.createReadStream("CustomLogoFile.png"),
  oauth: oauth,
  whiteLabelingOptions: whiteLabelingOptions,
};

apiCaller.apiAppCreate(
  apiAppCreateRequest,
).then(response => {
  console.log(response.body);
}).catch(error => {
  console.log("Exception when calling ApiAppApi#apiAppCreate:");
  console.log(error.body);
});

```

```java Java
package com.dropbox.sign_sandbox;

import com.dropbox.sign.ApiException;
import com.dropbox.sign.Configuration;
import com.dropbox.sign.api.*;
import com.dropbox.sign.auth.*;
import com.dropbox.sign.JSON;
import com.dropbox.sign.model.*;

import java.io.File;
import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.OffsetDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class ApiAppCreateExample
{
    public static void main(String[] args)
    {
        var config = Configuration.getDefaultApiClient();
        ((HttpBasicAuth) config.getAuthentication("api_key")).setUsername("YOUR_API_KEY");
        // ((HttpBearerAuth) config.getAuthentication("oauth2")).setBearerToken("YOUR_ACCESS_TOKEN");

        var oauth = new SubOAuth();
        oauth.callbackUrl("https://example.com/oauth");
        oauth.scopes(List.of (
            SubOAuth.ScopesEnum.BASIC_ACCOUNT_INFO,
            SubOAuth.ScopesEnum.REQUEST_SIGNATURE
        ));

        var whiteLabelingOptions = new SubWhiteLabelingOptions();
        whiteLabelingOptions.primaryButtonColor("#00b3e6");
        whiteLabelingOptions.primaryButtonTextColor("#ffffff");

        var apiAppCreateRequest = new ApiAppCreateRequest();
        apiAppCreateRequest.name("My Production App");
        apiAppCreateRequest.domains(List.of (
            "example.com"
        ));
        apiAppCreateRequest.customLogoFile(new File("CustomLogoFile.png"));
        apiAppCreateRequest.oauth(oauth);
        apiAppCreateRequest.whiteLabelingOptions(whiteLabelingOptions);

        try
        {
            var response = new ApiAppApi(config).apiAppCreate(
                apiAppCreateRequest
            );

            System.out.println(response);
        } catch (ApiException e) {
            System.err.println("Exception when calling ApiAppApi#apiAppCreate");
            System.err.println("Status code: " + e.getCode());
            System.err.println("Reason: " + e.getResponseBody());
            System.err.println("Response headers: " + e.getResponseHeaders());
            e.printStackTrace();
        }
    }
}

```

```ruby Ruby
require "json"
require "dropbox-sign"

Dropbox::Sign.configure do |config|
    config.username = "YOUR_API_KEY"
    # config.access_token = "YOUR_ACCESS_TOKEN"
end

oauth = Dropbox::Sign::SubOAuth.new
oauth.callback_url = "https://example.com/oauth"
oauth.scopes = [
    "basic_account_info",
    "request_signature",
]

white_labeling_options = Dropbox::Sign::SubWhiteLabelingOptions.new
white_labeling_options.primary_button_color = "#00b3e6"
white_labeling_options.primary_button_text_color = "#ffffff"

api_app_create_request = Dropbox::Sign::ApiAppCreateRequest.new
api_app_create_request.name = "My Production App"
api_app_create_request.domains = [
    "example.com",
]
api_app_create_request.custom_logo_file = File.new("CustomLogoFile.png", "r")
api_app_create_request.oauth = oauth
api_app_create_request.white_labeling_options = white_labeling_options

begin
    response = Dropbox::Sign::ApiAppApi.new.api_app_create(
        api_app_create_request,
    )

    p response
rescue Dropbox::Sign::ApiError => e
    puts "Exception when calling ApiAppApi#api_app_create: #{e}"
end

```

```python Python
import json
from datetime import date, datetime
from pprint import pprint

from dropbox_sign import ApiClient, ApiException, Configuration, api, models

configuration = Configuration(
    username="YOUR_API_KEY",
    # access_token="YOUR_ACCESS_TOKEN",
)

with ApiClient(configuration) as api_client:
    oauth = models.SubOAuth(
        callback_url="https://example.com/oauth",
        scopes=[
            "basic_account_info",
            "request_signature",
        ],
    )

    white_labeling_options = models.SubWhiteLabelingOptions(
        primary_button_color="#00b3e6",
        primary_button_text_color="#ffffff",
    )

    api_app_create_request = models.ApiAppCreateRequest(
        name="My Production App",
        domains=[
            "example.com",
        ],
        custom_logo_file=open("CustomLogoFile.png", "rb").read(),
        oauth=oauth,
        white_labeling_options=white_labeling_options,
    )

    try:
        response = api.ApiAppApi(api_client).api_app_create(
            api_app_create_request=api_app_create_request,
        )

        pprint(response)
    except ApiException as e:
        print("Exception when calling ApiAppApi#api_app_create: %s\n" % e)

```

```go API App
package main

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

func main() {

	url := "https://api.hellosign.com/v3/api_app"

	req, _ := http.NewRequest("POST", url, nil)

	req.Header.Add("Authorization", "Basic <apiKey>:<password>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```swift API App
import Foundation

let headers = [
  "Authorization": "Basic <apiKey>:<password>",
  "Content-Type": "application/json"
]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.hellosign.com/v3/api_app")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```

```php PHP
<?php

namespace Dropbox\SignSandbox;

require_once __DIR__ . '/../vendor/autoload.php';

use SplFileObject;
use Dropbox;

$config = Dropbox\Sign\Configuration::getDefaultConfiguration();
$config->setUsername("YOUR_API_KEY");
// $config->setAccessToken("YOUR_ACCESS_TOKEN");

$oauth = (new Dropbox\Sign\Model\SubOAuth())
    ->setCallbackUrl("https://example.com/oauth")
    ->setScopes([
        Dropbox\Sign\Model\SubOAuth::SCOPES_BASIC_ACCOUNT_INFO,
        Dropbox\Sign\Model\SubOAuth::SCOPES_REQUEST_SIGNATURE,
    ]);

$white_labeling_options = (new Dropbox\Sign\Model\SubWhiteLabelingOptions())
    ->setPrimaryButtonColor("#00b3e6")
    ->setPrimaryButtonTextColor("#ffffff");

$api_app_create_request = (new Dropbox\Sign\Model\ApiAppCreateRequest())
    ->setName("My Production App")
    ->setDomains([
        "example.com",
    ])
    ->setCustomLogoFile(new SplFileObject("CustomLogoFile.png"))
    ->setOauth($oauth)
    ->setWhiteLabelingOptions($white_labeling_options);

try {
    $response = (new Dropbox\Sign\Api\ApiAppApi(config: $config))->apiAppCreate(
        api_app_create_request: $api_app_create_request,
    );

    print_r($response);
} catch (Dropbox\Sign\ApiException $e) {
    echo "Exception when calling ApiAppApi#apiAppCreate: {$e->getMessage()}";
}

```

```csharp C#
using System;
using System.Collections.Generic;
using System.IO;
using System.Text.Json;

using Dropbox.Sign.Api;
using Dropbox.Sign.Client;
using Dropbox.Sign.Model;

namespace Dropbox.SignSandbox;

public class ApiAppCreateExample
{
    public static void Run()
    {
        var config = new Configuration();
        config.Username = "YOUR_API_KEY";
        // config.AccessToken = "YOUR_ACCESS_TOKEN";

        var oauth = new SubOAuth(
            callbackUrl: "https://example.com/oauth",
            scopes: [
                SubOAuth.ScopesEnum.BasicAccountInfo,
                SubOAuth.ScopesEnum.RequestSignature,
            ]
        );

        var whiteLabelingOptions = new SubWhiteLabelingOptions(
            primaryButtonColor: "#00b3e6",
            primaryButtonTextColor: "#ffffff"
        );

        var apiAppCreateRequest = new ApiAppCreateRequest(
            name: "My Production App",
            domains: [
                "example.com",
            ],
            customLogoFile: new FileStream(
                path: "CustomLogoFile.png",
                mode: FileMode.Open
            ),
            oauth: oauth,
            whiteLabelingOptions: whiteLabelingOptions
        );

        try
        {
            var response = new ApiAppApi(config).ApiAppCreate(
                apiAppCreateRequest: apiAppCreateRequest
            );

            Console.WriteLine(response);
        }
        catch (ApiException e)
        {
            Console.WriteLine("Exception when calling ApiAppApi#ApiAppCreate: " + e.Message);
            Console.WriteLine("Status Code: " + e.ErrorCode);
            Console.WriteLine(e.StackTrace);
        }
    }
}

```

```typescript TypeScript
import * as fs from 'fs';
import api from "@dropbox/sign"
import models from "@dropbox/sign"

const apiCaller = new api.ApiAppApi();
apiCaller.username = "YOUR_API_KEY";
// apiCaller.accessToken = "YOUR_ACCESS_TOKEN";

const oauth: models.SubOAuth = {
  callbackUrl: "https://example.com/oauth",
  scopes: [
    models.SubOAuth.ScopesEnum.BasicAccountInfo,
    models.SubOAuth.ScopesEnum.RequestSignature,
  ],
};

const whiteLabelingOptions: models.SubWhiteLabelingOptions = {
  primaryButtonColor: "#00b3e6",
  primaryButtonTextColor: "#ffffff",
};

const apiAppCreateRequest: models.ApiAppCreateRequest = {
  name: "My Production App",
  domains: [
    "example.com",
  ],
  customLogoFile: fs.createReadStream("CustomLogoFile.png"),
  oauth: oauth,
  whiteLabelingOptions: whiteLabelingOptions,
};

apiCaller.apiAppCreate(
  apiAppCreateRequest,
).then(response => {
  console.log(response.body);
}).catch(error => {
  console.log("Exception when calling ApiAppApi#apiAppCreate:");
  console.log(error.body);
});

```

```java Java
package com.dropbox.sign_sandbox;

import com.dropbox.sign.ApiException;
import com.dropbox.sign.Configuration;
import com.dropbox.sign.api.*;
import com.dropbox.sign.auth.*;
import com.dropbox.sign.JSON;
import com.dropbox.sign.model.*;

import java.io.File;
import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.OffsetDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class ApiAppCreateExample
{
    public static void main(String[] args)
    {
        var config = Configuration.getDefaultApiClient();
        ((HttpBasicAuth) config.getAuthentication("api_key")).setUsername("YOUR_API_KEY");
        // ((HttpBearerAuth) config.getAuthentication("oauth2")).setBearerToken("YOUR_ACCESS_TOKEN");

        var oauth = new SubOAuth();
        oauth.callbackUrl("https://example.com/oauth");
        oauth.scopes(List.of (
            SubOAuth.ScopesEnum.BASIC_ACCOUNT_INFO,
            SubOAuth.ScopesEnum.REQUEST_SIGNATURE
        ));

        var whiteLabelingOptions = new SubWhiteLabelingOptions();
        whiteLabelingOptions.primaryButtonColor("#00b3e6");
        whiteLabelingOptions.primaryButtonTextColor("#ffffff");

        var apiAppCreateRequest = new ApiAppCreateRequest();
        apiAppCreateRequest.name("My Production App");
        apiAppCreateRequest.domains(List.of (
            "example.com"
        ));
        apiAppCreateRequest.customLogoFile(new File("CustomLogoFile.png"));
        apiAppCreateRequest.oauth(oauth);
        apiAppCreateRequest.whiteLabelingOptions(whiteLabelingOptions);

        try
        {
            var response = new ApiAppApi(config).apiAppCreate(
                apiAppCreateRequest
            );

            System.out.println(response);
        } catch (ApiException e) {
            System.err.println("Exception when calling ApiAppApi#apiAppCreate");
            System.err.println("Status code: " + e.getCode());
            System.err.println("Reason: " + e.getResponseBody());
            System.err.println("Response headers: " + e.getResponseHeaders());
            e.printStackTrace();
        }
    }
}

```

```ruby Ruby
require "json"
require "dropbox-sign"

Dropbox::Sign.configure do |config|
    config.username = "YOUR_API_KEY"
    # config.access_token = "YOUR_ACCESS_TOKEN"
end

oauth = Dropbox::Sign::SubOAuth.new
oauth.callback_url = "https://example.com/oauth"
oauth.scopes = [
    "basic_account_info",
    "request_signature",
]

white_labeling_options = Dropbox::Sign::SubWhiteLabelingOptions.new
white_labeling_options.primary_button_color = "#00b3e6"
white_labeling_options.primary_button_text_color = "#ffffff"

api_app_create_request = Dropbox::Sign::ApiAppCreateRequest.new
api_app_create_request.name = "My Production App"
api_app_create_request.domains = [
    "example.com",
]
api_app_create_request.custom_logo_file = File.new("CustomLogoFile.png", "r")
api_app_create_request.oauth = oauth
api_app_create_request.white_labeling_options = white_labeling_options

begin
    response = Dropbox::Sign::ApiAppApi.new.api_app_create(
        api_app_create_request,
    )

    p response
rescue Dropbox::Sign::ApiError => e
    puts "Exception when calling ApiAppApi#api_app_create: #{e}"
end

```

```python Python
import json
from datetime import date, datetime
from pprint import pprint

from dropbox_sign import ApiClient, ApiException, Configuration, api, models

configuration = Configuration(
    username="YOUR_API_KEY",
    # access_token="YOUR_ACCESS_TOKEN",
)

with ApiClient(configuration) as api_client:
    oauth = models.SubOAuth(
        callback_url="https://example.com/oauth",
        scopes=[
            "basic_account_info",
            "request_signature",
        ],
    )

    white_labeling_options = models.SubWhiteLabelingOptions(
        primary_button_color="#00b3e6",
        primary_button_text_color="#ffffff",
    )

    api_app_create_request = models.ApiAppCreateRequest(
        name="My Production App",
        domains=[
            "example.com",
        ],
        custom_logo_file=open("CustomLogoFile.png", "rb").read(),
        oauth=oauth,
        white_labeling_options=white_labeling_options,
    )

    try:
        response = api.ApiAppApi(api_client).api_app_create(
            api_app_create_request=api_app_create_request,
        )

        pprint(response)
    except ApiException as e:
        print("Exception when calling ApiAppApi#api_app_create: %s\n" % e)

```

```go Default Example
package main

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

func main() {

	url := "https://api.hellosign.com/v3/api_app"

	payload := strings.NewReader("{\n  \"domains\": [\n    \"example.com\"\n  ],\n  \"name\": \"My Production App\",\n  \"custom_logo_file\": \"CustomLogoFile.png\",\n  \"oauth\": {\n    \"callback_url\": \"https://example.com/oauth\",\n    \"scopes\": [\n      \"basic_account_info\",\n      \"request_signature\"\n    ]\n  },\n  \"white_labeling_options\": {\n    \"primary_button_color\": \"#00b3e6\",\n    \"primary_button_text_color\": \"#ffffff\"\n  }\n}")

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

	req.Header.Add("Authorization", "Basic <apiKey>:<password>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```swift Default Example
import Foundation

let headers = [
  "Authorization": "Basic <apiKey>:<password>",
  "Content-Type": "application/json"
]
let parameters = [
  "domains": ["example.com"],
  "name": "My Production App",
  "custom_logo_file": "CustomLogoFile.png",
  "oauth": [
    "callback_url": "https://example.com/oauth",
    "scopes": ["basic_account_info", "request_signature"]
  ],
  "white_labeling_options": [
    "primary_button_color": "#00b3e6",
    "primary_button_text_color": "#ffffff"
  ]
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.hellosign.com/v3/api_app")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```