diff --git a/cmd/add.go b/cmd/add.go
index 9ca8ece..70e4f33 100644
--- a/cmd/add.go
+++ b/cmd/add.go
@@ -104,9 +104,9 @@ func parseGrepLine(line string) (*model.Ticket, error) {
 	text := strings.Join(parts[2:], "")
 
 	return &model.Ticket{
-		Filename: filename,
-		LineNo:   lineNo,
-		Text:     text,
+		"filename": filename,
+		"lineNo":   lineNo,
+		"text":     text,
 	}, nil
 }
 
diff --git a/model/ticket.go b/model/ticket.go
index 73479d9..974dedd 100644
--- a/model/ticket.go
+++ b/model/ticket.go
@@ -4,21 +4,17 @@ import (
 	"fmt"
 )
 
-type Ticket struct {
-	Filename string `json:"filename"`
-	LineNo   int    `json:"line_no"`
-	Text     string `json:"text"`
-}
+type Ticket map[string]interface{}
 
 func RemoveDuplicateTickets(tickets []*Ticket, fileOnly bool) []*Ticket {
 	ticketMap := map[string]*Ticket{}
 	for _, t := range tickets {
+		filename, _ := (*t)["filename"].(string)
+		lineNo, _ := (*t)["lineNo"].(int)
 		if fileOnly {
-			t.Text = ""
-			t.LineNo = 0
-			ticketMap[t.Filename] = t
+			ticketMap[filename] = t
 		} else {
-			ticketMap[fmt.Sprintf("%s:%d", t.Filename, t.LineNo)] = t
+			ticketMap[fmt.Sprintf("%s:%d", filename, lineNo)] = t
 		}
 	}