---
title: AsyncAPI Sample v1.0.0
language_tabs:
  - javascript--nodejs: Node.JS
  - javascript: JavaScript
  - ruby: Ruby
  - python: Python
  - java: Java
  - go: Go
headingLevel: 3
toc_footers:
  - '<a href="https://mermade.github.io/shins/index.html">See OpenAPI example</a>'
includes: []
search: true
highlight_theme: darkula

---

# AsyncAPI Sample v1.0.0

> Scroll down for code samples, example headers and payloads. Select a language for code samples from the tabs above or the mobile navigation menu.

This is a simple example of an _AsyncAPI_ document.

Base URLs:

* <a href="mqtt://api.company.com:{port}/{app-id}">mqtt://api.company.com:{port}/{app-id}</a>

    * **app-id** - You can find your `app-id` in our control panel, under the auth tab. Default: demo

    * **port** -  Default: 5676

        * 5676
        * 5677

Base Topic: **hitch**

<a href="https://api.company.com/terms">Terms of service</a>

# user

## accounts.1.0.action.user.signup

### publish

Note: **Deprecated**

> Example headers

```json

{
  "qos": 1,
  "retainFlag": false
}
```

> Example payload

```json

{
  "user": {
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
}
```

> Code Samples

```javascript--nodejs
const hermes = require('hermesjs');
const app = hermes();

app.from.client.send({
  topic: 'accounts.1.0.action.user.signup',
  payload: {
  "user": {
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
}
});

```

```javascript
//Coming soon...

```

```ruby
# Coming soon...

```

```python
//Coming soon...

```

```java
/* asyncapi-java-tools */
try (JmsServer client = builder.build()) {

  client.accounts.1.0.action.user.signup()
    .publish({
  "user": {
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
})
    .toCompletableFuture()
    .get();
}

```

```go
//Coming soon...

```

*Action to sign a user up.*

Multiline description of what this action does. **It allows Markdown.**

#### Headers

##### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|qos|integer|false|Quality of Service|
|retainFlag|boolean|false|This flag determines if the message will be saved by the broker for the specified topic as last known good value. New clients that subscribe to that topic will receive the last retained message on that topic instantly after subscribing. More on retained messages and best practices in one of the next posts.|

#### Payload

##### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|user|object|false|No description|
|full_name|string|false|User full name|
|username|string|true|User handle|
|signup|object|false|No description|
|method|string|true|Signup method|
|datetime|string|true|Date and Time of the message|

<aside class="success">
This operation does not require authentication
</aside>

# Default

## accounts.1.0.event.user.signup

### subscribe

> Example payload

```json

{
  "user": {
    "id": "string",
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
}
```

> Code Samples

```javascript--nodejs
const hermes = require('hermesjs');
const app = hermes();

app.from.client.send({
  topic: 'accounts.1.0.event.user.signup',
  payload: {
  "user": {
    "id": "string",
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
}
});

```

```javascript
//Coming soon...

```

```ruby
# Coming soon...

```

```python
//Coming soon...

```

```java
/* asyncapi-java-tools */
try (JmsServer client = builder.build()) {

  client.accounts.1.0.event.user.signup()
    .publish({
  "user": {
    "id": "string",
    "full_name": "string",
    "username": "string"
  },
  "signup": {
    "method": "email",
    "datetime": "2018-04-03T07:32:55Z"
  }
})
    .toCompletableFuture()
    .get();
}

```

```go
//Coming soon...

```

#### Payload

##### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|user|object|false|No description|
|id|string|true|Resource identifier|
|full_name|string|false|User full name|
|username|string|true|User handle|
|signup|object|false|No description|
|method|string|true|Signup method|
|datetime|string|true|Date and Time of the message|

<aside class="success">
This operation does not require authentication
</aside>

# Schemas

## id

<a name="schemaid"></a>

```json
"string"
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|id|[id](#schemaid)|false|Resource identifier|

## username

<a name="schemausername"></a>

```json
"string"
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|username|[username](#schemausername)|false|User handle|

## datetime

<a name="schemadatetime"></a>

```json
"2018-04-03T07:32:55Z"
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|datetime|[datetime](#schemadatetime)(date-time)|false|Date and Time of the message|

## MQTTQoSHeader

<a name="schemamqttqosheader"></a>

```json
1
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|qos|[MQTTQoSHeader](#schemamqttqosheader)(int32)|false|Quality of Service|

#### Enumerated Values

|Property|Value|
|---|---|
|qos|0|
|qos|2|

## MQTTRetainHeader

<a name="schemamqttretainheader"></a>

```json
false
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|retainFlag|[MQTTRetainHeader](#schemamqttretainheader)|false|This flag determines if the message will be saved by the broker for the specified topic as last known good value. New clients that subscribe to that topic will receive the last retained message on that topic instantly after subscribing. More on retained messages and best practices in one of the next posts.|

## user

<a name="schemauser"></a>

```json
{
  "id": "string",
  "full_name": "string",
  "username": "string"
}
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|» id|[id](#schemaid)|true|Resource identifier|
|» full_name|string|false|User full name|
|» username|[username](#schemausername)|true|User handle|

## userCreate

<a name="schemausercreate"></a>

```json
{
  "full_name": "string",
  "username": "string"
}
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|» full_name|string|false|User full name|
|» username|[username](#schemausername)|true|User handle|

## signup

<a name="schemasignup"></a>

```json
{
  "method": "email",
  "datetime": "2018-04-03T07:32:55Z"
}
```

### Properties

|Name|Type|Required|Description|
|---|---|---|---|
|» method|string|true|Signup method|
|» datetime|[datetime](#schemadatetime)(date-time)|true|Date and Time of the message|

#### Enumerated Values

|Property|Value|
|---|---|
|method|email|
|method|facebook|
|method|twitter|
|method|github|
|method|google|