Constructs a new SaveActivityReplyMutation instance.
The authentication token.
SaveActivityReply is a method that sends a mutation request to save an activity reply.
An object of type SaveActivityReplyVariables representing the variables for the mutation.
A Promise that resolves to the response from the mutation request.
Will throw an error if the mutation request fails or if the provided variables do not pass the validation checks.
SaveActivityReplyMutationis a class representing a mutation to save an activity reply. It includes a method to save an activity reply