Add new negative test and insert tags

Signed-off-by: georgi.michev <georgi.michev@vereign.com>

src/test/resources/features/tsa/signer/v1/presentation/POST.feature

@@ -38,6 +38,7 @@ Feature: API - TSA - Signer create presentation from JSON - v1/presentation POST
       | multi data   | multi         | Signer_JSON_multi_schema.json   |
       | with context | context       | Signer_JSON_context_schema.json |
 
+  @negative
   Scenario Outline: TSA - create presentation from JSON <labelSuffix> - Negative
     When I load the REST request {Data.json} with profile {<profileOption>}
     And I create presentation from JSON via TSA Signer API
@@ -51,3 +52,11 @@ Feature: API - TSA - Signer create presentation from JSON - v1/presentation POST
       | missing data field | missing_data  | "data" is missing from body                        |
       | blank data         | blank_data    | invalid or missing credentials data                |
       | wrong format       | data_format   | json: cannot unmarshal string into Go struct field |
+
+  @negative
+  Scenario: TSA - create presentation from JSON with invalid body - Negative
+    When I set the following request body {{"data":[{"text": "some text"}}}
+    And I create presentation from JSON via TSA Signer API
+    Then the status code should be {400}
+    And the response is valid according to the {Signer_GetKey_negative_schema.json} REST schema
+    And the field {message} contains the value {invalid character}