REST API call in SCOM 2012R2

Hi,  

We are planning monitoring our cluster using SCOM 2102R2 server. REST API developed for our cluster. How to call these REST API calls in SCOM 2012R2 server? I searched, I am not able to find. Please help me with any steps or documents or with links. I am struct here. I am new to SCOM 2012 server. 

Thanks,

Boopalan