put https://sandbox-api.onsched.com/setup/v1/appointments//reassign/resource/
Use this endpoint to Reassign an appointment from one resource to another. The result returned is a single appointment that was reassigned to the target resource. A valid appointment id and resource id is required. Find appointment id's by using the GET /setup/v1/appointments endpoint, find resource id's by using the GET /setup/v1/resources endpoint.