Verify your API returns correct values.
Beyond field presence, you may want to verify its value. A "status" field must be "active", a "count" must be > 0, etc.
Value validation detects functional problems that HTTP code doesn't reveal.
Yes, MoniTao supports regular expressions for value validation.
Configure $.enabled == true (without quotes for booleans).
Yes, value validation also fails if the field is absent.
Yes, use JSONPath to navigate the structure: $.data.user.role.
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