If the data column is text type, then use ->>
on cast:
select * from module_data where data::json->>'title' like '%Board%'
If it's already json:
select * from module_data where data->>'title' like '%Board%'
If the data column is text type, then use ->>
on cast:
select * from module_data where data::json->>'title' like '%Board%'
If it's already json:
select * from module_data where data->>'title' like '%Board%'