### cURL API Request

Source: https://api-docs.rexsoftware.com/index

Provides an equivalent cURL command for making a POST request to the Rex Software API to read contact information. This example shows how to set headers and data payload using cURL.

```curl
curl --request POST \
  --url https://api.rexsoftware.com/v1/rex/Contacts/read \
  --header 'accept: application/json, text/javascript, */*; q=0.01' \
  --header 'authorization: Bearer ${YOUR_TOKEN}' \
  --header 'content-type: application/json' \
  --header 'x-api-option: use_status_codes=true,add_request_prefixes=true,use_strict_arguments=true,strip_response_prefixes=true' \
  --data '{"id": 1}'
```

--------------------------------

### Rex API X-api-option Header

Source: https://api-docs.rexsoftware.com/index

Details the available options for the X-api-option header to modify API request and response handling.

```APIDOC
X-api-option Header Options:
  - use_status_codes: (default true) Ignore HTTP errors if false.
  - use_strict_arguments: (default true) Throw exception for unsupported arguments if true.
  - add_request_prefixes: (default true) Send data with underscore prefix if true.
  - strip_response_prefixes: (default true) Show underscore prefixes in responses if false.

Example Usage:
x-api-option: use_status_codes=true,add_request_prefixes=true
```

--------------------------------

### Rex API Request Format

Source: https://api-docs.rexsoftware.com/index

Details the structure of API requests, including base URLs, endpoint formats, HTTP methods, and payload structure.

```APIDOC
Base URL: https://api.rexsoftware.com
Base URL for UK clients: https://api.uk.rexsoftware.com

Endpoint Formats:
  - Dash delimited: /v1/rex/account-billing/get-subscription-details
  - Traditional casing: /v1/rex/AccountBilling/getSubscriptionDetails
  - Traditional casing combined: /v1/rex/AccountBilling::getSubscriptionDetails

Request Method: POST

Request Payload Example:
{
  "id": 1
}

Request Headers:
  - Authorization: Bearer <your_api_token>
  - X-api-option: use_status_codes=true,add_request_prefixes=true
```

--------------------------------

### JavaScript ES6 API Request

Source: https://api-docs.rexsoftware.com/index

Demonstrates a POST request to the Rex Software API to read contact information using JavaScript (ES6). It includes setting request headers like Authorization, Content-Type, and custom API options.

```javascript
fetch("https://api.rexsoftware.com/v1/rex/Contacts/read", {
  body: JSON.stringify({id: 1}),
  headers: {
    "Accept": "application/json, text/javascript, */*; q=0.01",
    "Authorization": `Bearer ${YOUR_TOKEN}`,
    "Content-Type": "application/json",
    "X-Api-Option": "use_status_codes=true,add_request_prefixes=true,use_strict_arguments=false,strip_response_prefixes=false"
  },
  method: "POST"
}).then(response => response.json())
```

--------------------------------

### Rex API Response Format

Source: https://api-docs.rexsoftware.com/index

Describes the structure of responses received from the Rex API.

```APIDOC
Response Structure:
{
  "result": <result_if_successful>,
  "error": <error_object_if_failed>
}
```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.