What is the BOL Attribute struc for CN- CHANNELCONTEXT in MKTPRJ_COMMCHNL?

Component Name: MKTPRJ_COMMCHNL

View: MKTPRJ_COMMCHNL/OVEFChannels

Context Node: CHANNELCONTEXT

What is the BOL Attribute struc for CN- CHANNELCONTEXT in Component MKTPRJ_COMMCHNL?

I want to enhance this structure to add a new checkbox attribute and bring that in UI using UI Config.

Please help.