diff --git a/internal/api/controller/check/check_report.go b/internal/api/controller/check/check_report.go
index e9c2a0657..add5408a9 100644
--- a/internal/api/controller/check/check_report.go
+++ b/internal/api/controller/check/check_report.go
@@ -51,27 +51,29 @@ func (in *ReportInput) Validate() error {
 	}
 	in.Payload.Kind = payloadKind
 
-	//nolint:gocritic // more values to follow on the enum (we want linter warning in case it is missed)
 	switch in.Payload.Kind {
-	case enum.CheckPayloadKindExternal:
-		// the default external type does not support payload: clear it here
+	case enum.CheckPayloadKindEmpty:
+		// the default payload kind (empty) does not support the payload data: clear it here
+		in.Payload.Version = ""
+		in.Payload.Data = []byte("{}")
 
-		var err error
-
-		if in.Link == "" { // the link is mandatory for the external
+		if in.Link == "" { // the link is mandatory as there is nothing in the payload
 			return usererror.BadRequest("Link is missing")
 		}
 
+	case enum.CheckPayloadKindRaw, enum.CheckPayloadKindMarkdown:
+		// the text payload kinds (raw and markdown) do not support the version
 		if in.Payload.Version != "" {
-			return usererror.BadRequest("Payload version must be empty")
+			return usererror.BadRequestf("Payload version must be empty for the payload kind '%s'",
+				in.Payload.Kind)
 		}
 
-		in.Payload.Data, err = sanitizeJsonPayload(in.Payload.Data, &struct {
-			Details string `json:"details"`
-		}{})
+		payloadDataJSON, err := sanitizeJsonPayload(in.Payload.Data, &types.CheckPayloadText{})
 		if err != nil {
 			return err
 		}
+
+		in.Payload.Data = payloadDataJSON
 	}
 
 	return nil
diff --git a/types/check.go b/types/check.go
index 23b0d8a6a..825e080d1 100644
--- a/types/check.go
+++ b/types/check.go
@@ -49,3 +49,7 @@ type ReqCheck struct {
 
 	AddedBy PrincipalInfo `json:"added_by"`
 }
+
+type CheckPayloadText struct {
+	Details string `json:"details"`
+}
diff --git a/types/enum/check.go b/types/enum/check.go
index acf190f27..e348d6e9f 100644
--- a/types/enum/check.go
+++ b/types/enum/check.go
@@ -36,14 +36,18 @@ func (s CheckPayloadKind) Sanitize() (CheckPayloadKind, bool) {
 	return Sanitize(s, GetAllCheckPayloadTypes)
 }
 func GetAllCheckPayloadTypes() ([]CheckPayloadKind, CheckPayloadKind) {
-	return checkPayloadTypes, CheckPayloadKindExternal
+	return checkPayloadTypes, CheckPayloadKindEmpty
 }
 
 // CheckPayloadKind enumeration.
 const (
-	CheckPayloadKindExternal CheckPayloadKind = "external"
+	CheckPayloadKindEmpty    CheckPayloadKind = ""
+	CheckPayloadKindRaw      CheckPayloadKind = "raw"
+	CheckPayloadKindMarkdown CheckPayloadKind = "markdown"
 )
 
 var checkPayloadTypes = sortEnum([]CheckPayloadKind{
-	CheckPayloadKindExternal,
+	CheckPayloadKindEmpty,
+	CheckPayloadKindRaw,
+	CheckPayloadKindMarkdown,
 })