Create a channel canvas for a channel

Required Params

• channel_id - Channel ID of the channel the canvas will be tabbed in.

Optional Params

• document_content - Structure describing the type and value of the content to create ex: {"type": "markdown", "markdown": "> channel canvas!"}
• title - Title of the newly created canvas ex: The Coolest Title Ever

Errors the API can return:

• canvas_creation_failed - Canvas was unable to be created.
• canvas_disabled_user_team - Canvas is disabled on user's team
• canvas_tab_creation_failed - Canvas tab was unable to be created.
• channel_canvas_already_exists - Channel canvas for the specified channel already exists.
• channel_canvas_creation_failed - Channel canvas was unable to be created.
• free_team_canvas_tab_already_exists - Canvas tab for specified channel and team tier already exists.
• restricted_action - User does not have permission to perform this action.
• team_tier_cannot_create_channel_canvases - Team tier cannot create channel canvases

See the Common Errors guide for errors returned by every Web API method.