How to match "a token not in the payload" with RegEx pattern? about stubby4j HOT 7 CLOSED

 @Test
    public void quickTest() throws Exception {
        final Pattern originalPattern = Pattern.compile(".*([^\"Declaration\"\\:]).*\"firstName\":\"(.*?)\".*\"capSubProductCode\":\"(\\w+)\".*\"natureOfProduct\":\"(\\w+)\".*");

        final String candidate = "[{\"application\":{\"Address\":[{\"addressId\":8,\"customerId\":1,\"orderItemId\":3,\"addressType\":\"STMT\",\"city\":\"DOCKLANDS\",\"country\":\"AU\",\"postcode\":\"3008\",\"state\":\"VIC\",\"streetName\":\"Collins\",\"streetNumber\":\"691\",\"streetType\":\"ST\"},{\"addressId\":7,\"customerId\":1,\"addressType\":\"CMAL\",\"city\":\"DOCKLANDS\",\"country\":\"AU\",\"postcode\":\"3008\",\"state\":\"VIC\",\"streetName\":\"Collins\",\"streetNumber\":\"691\",\"streetType\":\"ST\"},{\"addressId\":6,\"customerId\":1,\"addressType\":\"CRES\",\"city\":\"DOCKLANDS\",\"country\":\"AU\",\"postcode\":\"3008\",\"state\":\"VIC\",\"streetName\":\"Collins\",\"streetNumber\":\"691\",\"streetType\":\"ST\"}],\"AppCustRelationship\":[{\"customerId\":1,\"applicationId\":2,\"relationshipType\":\"POW\"}],\"Application\":[{\"applicationId\":2,\"applicationSigned\":false,\"applicationSource\":\"sola\",\"applicationSourceCode\":\"QMV\",\"applicationSourceCountry\":\"AU\",\"applicationVersion\":1,\"basketId\":1,\"bsb\":\"\",\"channel\":\"I\",\"createdDate\":\"2021-01-21T09:57:03+11:00\",\"currencyCode\":\"AUD\",\"modifiedBy\":\"Apply User\",\"orderId\":1000000003}],\"CRNRequest\":[{\"regId\":5,\"customerId\":1,\"orderItemId\":3,\"accessLevel\":\"Full\",\"createNewCRN\":true,\"customerClass\":\"CNE\"}],\"Contact\":[{\"contactId\":4,\"customerId\":1,\"contactType\":\"E\",\"email\":\"[email protected]\"}],\"CustOrderItemRelationship\":[{\"customerId\":1,\"orderItemId\":3,\"custAcctRelationship\":\"SOL\",\"orderItemFlag\":\"N\"}],\"Customer\":[{\"customerId\":1,\"acceptMarketing\":true,\"AUTaxResidentOnly\":false,\"customerType\":\"IND\",\"depositCustomerType\":\"STD\",\"existingCustomer\":false,\"fullName\":\"Failure Test\",\"ipAddress\":\"\",\"privacyConsent\":true,\"verificationStatus\":\"Verified\"}],\"Deposit\":[{\"orderItemId\":3,\"ATOType\":\"I\",\"numberOfSignatories\":1,\"transactionAccountType\":\"IND\"}],\"Individual\":[{\"customerId\":1,\"dateOfBirth\":\"1981-01-01T00:00:00Z\",\"firstName\":\"Failure\",\"gender\":\"M\",\"lastName\":\"Test\",\"middleName\":\"\",\"title\":\"mr\"}],\"OrderItem\":[{\"orderItemId\":3,\"capProductCode\":\"DDA\",\"capSubProductCode\":\"ED\",\"eStatementEmail\":\"[email protected]\",\"natureOfProduct\":\"primary\"}]}}]";

        final boolean isMatch = originalPattern.matcher(candidate).matches();
        Assert.assertTrue(isMatch); // 'isMatch' is true
    }