code: public ApruveResponse<SubscriptionAdjustmentCreateResponse> create(
  			String subscriptionId) {
  		return ApruveClient.getInstance().post(
  				getSubscriptionAdjustmentsPath(subscriptionId), this,
  				SubscriptionAdjustmentCreateResponse.class);
  	}
docs: Create this SubscriptionAdjustment on the Apruve servers.
  
  @param subscriptionId
  The ID of the {@link Subscription} that will own the
  SubscriptionAdjustment
  
  @see <a
  href="https://www.apruve.com/doc/developers/rest-api/">https://www.apruve.com/doc/developers/rest-api/</a>
  @return {@link SubscriptionAdjustmentCreateResponse}