The data passed to ChatMessage.create (excluding content from the rendered template)
template: string
The path of the template used to render the chat card
templateData: Record<string,unknown>
The data to be passed to the foundry.utils.renderTemplate call.
The contents of this object can change unexpectedly, as each change to the system's chat card template
or item data will affect it.
The data passed to ChatMessage.create (excluding
contentfrom the rendered template)