This API is an extention of direct login url API. It support few more parameters compare to the direct login URL API and the signature.

Please refer to Direct Login URL API and understand it before you proceed to the section below.

This API is to support subscriber to subscribe to a plan with the pricing and product specification is defined by BP system which may not be indentical to the plan in SUBPLACE.

For example:

You let your customer select their item options in your system and the subscription/rental price will be different if customer select different option. Such plan can be subscribed in SUBPLACE via SSO even the plan price and spec is not the same in SUBPLACE.

While calling SUBPLACE API, just pass your final price and specification into SUBPLACE API, your customer will be offered the plan to subscribe in SBPLACE SSO with the price and specification that you just passed in.

Refer to Direct Login URL API