Function create_group_dm 

pub async fn create_group_dm(
    client: &Client,
    token: &str,
    access_tokens: Vec<&str>,
    nicks: Value,
) -> Result<Value, Box<dyn Error>>

Creates a group DM channel.

Arguments

• client - The HTTP client used to send the request.
• token - The bot token for authentication.
• access_tokens - The OAuth2 access tokens of the users to add.
• nicks - The nicknames of the users to add.

Returns

A result containing the created group DM channel information as a JSON value.