MDG: how to handle a table like entity type for customer sales text

Hi,

I have a requirement to handle table like entity type for customer sales text.

I need to add a UIBB in the Standard cusomer UI and allow the users to Input the text.

I need to handle this for different text ids.

Could you please help me how can I handle this requirement?

I can provide more Details of the requirement if required.

Thanks in Advance,

Deepa