**REQUIRED**. The default value to use for substitution, which SHALL be sent if an alternate
value is not supplied. Note this behavior is different than the OasSchema object's treatment
of default values, because in those cases parameter values are optional. If the enum is
defined, the value SHOULD exist in the enum's values.
**REQUIRED**. The default value to use for substitution, which SHALL be sent if an alternate value is not supplied. Note this behavior is different than the OasSchema object's treatment of default values, because in those cases parameter values are optional. If the enum is defined, the value SHOULD exist in the enum's values.