| Time | Status | User Agent |  |
| :-- | :-- | :-- | :-- |
| Make a request to see history. |

#### URL Expired

The URL for this request expired after 30 days.

**membershipType**  
string  
required  
The type of membership that this channel is associated with. Can be one of `individual`, `group` or `company`.

**membershipEntityId**  
string  
Deprecated. Use clientId and companyId instead.

**memberIds**  
array of strings  
The `id`s of the clients to be added to this particular channel. Required for `group` channels. Ignored for `individual` and `company` channels.

**memberIds**  
ADD string

**clientId**  
string  
The id of the client this channel is for. Required for individual channels.

**companyId**  
string  
The id of the company this channel belongs to. Required for company channels and when the client(s) members have multiple companies.

# ``200      200

# ``400      400

* * *

ShellNodeRubyPHPPython

```
xxxxxxxxxx

curl --request POST \  
     --url https://api.assembly.com/v1/message-channels \  
     --header 'accept: application/json' \  
     --header 'content-type: application/json'
```

application/json

``200 - Result``400 - Result