Error on duplicate.

graph/typeDefs.graphql

@@ -54,10 +54,10 @@ type User {
 
 type Tag {
   # the actual tag for the comment.
-  name: String!
+  id: String!
 
   # the user that assigned the tag. If NULL then the system automatically tagged it.
-  assigned_by: String
+  added_by: String
 
   # the time when the tag was assigned.
   created_at: Date!
@@ -588,8 +588,13 @@ enum ACTION_ITEM_TYPE {
   USERS
 }
 
-enum TAG_TYPE {
-  STAFF
+input CreateLikeInput {
+
+  # The item's id for which we are to create a like.
+  item_id: ID!
+
+  # The type of the item for which we are to create the like.
+  item_type: ACTION_ITEM_TYPE!
 }
 
 input CreateCommentInput {
@@ -604,7 +609,7 @@ input CreateCommentInput {
   body: String!
 
   # Tags
-  tags: [TAG_TYPE]
+  tags: [String]
 
 }
 
@@ -746,7 +751,7 @@ type RootMutation {
   setCommentStatus(id: ID!, status: COMMENT_STATUS!): SetCommentStatusResponse
 
   # Add tag to comment.
-  addCommentTag(id: ID!, tag: String!, privacy_type: String!): AddCommentTagResponse
+  addCommentTag(id: ID!, tag: String!): AddCommentTagResponse
 
   # Remove tag from comment.
   removeCommentTag(id: ID!, tag: String!): RemoveCommentTagResponse