How to cancel a pre-ordered audio book payment on iPhone?

Preordered audio book, no longer needed it. It’s charging a card that has nothing on it and I don’t plan on buying it. How can I cancel this payment in process

[Re-Titled by Moderator]

Original Title: i pre ordered an audiobook that is being charged to a card that i dont have the money on and i dont want the audio book anymore anyways how can i stop being charged for this