This API returns the list of VASPs.When a withdrawal is requested to a VASP, the VASP can call this API to find the vaspId (ID of the VASP) of the other VASP.The list only includes the information of member VASPs of VerifyVASP alliance by default. If 'includesAll' field as true, a query parameter field, you can get the list of all the VASPs including non-alliance members.