_ref
The _ref value is used to specify a reference to the added entity to be used later (usually, to create a connection to another object) within the same transaction.
The _ref is specified as an Integer number between 1 and 10000.
The _ref value is used to specify a reference to the added entity to be used later (usually, to create a connection to another object) within the same transaction.
The _ref is specified as an Integer number between 1 and 10000.