Thanks for clarification! Right now we don't have anything like this and the tokens are used to validate/authorize user access to the ACS provided communication modalities not into customer own other backends.
Would suggest you to create a Feedback item and upvote it. The product group monitors this site for feedback. This is the best way to ensure you are heard and you may receive a response depending on how much they information they can currently share.
Please reach out to us if further query on this.