9 files changed, 16 insertions, 16 deletions
diff --git a/src/fields/Document.ts b/src/fields/Document.ts
index 56ac3c471..f7239145f 100644
--- a/src/fields/Document.ts
+++ b/src/fields/Document.ts
@@ -159,7 +159,7 @@ export class Document extends Field {
         throw new Error("Method not implemented.");
     }
 
-    ToJson(): { type: Types, data: [string, string][], _id: ObjectID } {
+    ToJson(): { type: Types, data: [string, string][], _id: String } {
         let fields: [string, string][] = []
         this._proxies.forEach((field, key) => {
             if (field) {
diff --git a/src/fields/DocumentReference.ts b/src/fields/DocumentReference.ts
index b3d8e059d..c9313a73e 100644
--- a/src/fields/DocumentReference.ts
+++ b/src/fields/DocumentReference.ts
@@ -43,11 +43,11 @@ export class DocumentReference extends Field {
         return "";
     }
 
-    ToJson(): { type: Types, data: FIELD_ID, _id: ObjectID } {
+    ToJson(): { type: Types, data: FIELD_ID, _id: String } {
         return {
             type: Types.DocumentReference,
             data: this.document.Id,
-            _id: new ObjectID(this.Id)
+            _id: this.Id
         }
     }
 }
 \ No newline at end of file
diff --git a/src/fields/Field.ts b/src/fields/Field.ts
index 4b9d996ac..16569e175 100644
--- a/src/fields/Field.ts
+++ b/src/fields/Field.ts
@@ -65,5 +65,5 @@ export abstract class Field {
 
     abstract Copy(): Field;
 
-    abstract ToJson(): { _id: ObjectID, type: Types, data: any }
+    abstract ToJson(): { _id: String, type: Types, data: any }
 }
 \ No newline at end of file
diff --git a/src/fields/ImageField.ts b/src/fields/ImageField.ts
index 30fe0970b..39eed9398 100644
--- a/src/fields/ImageField.ts
+++ b/src/fields/ImageField.ts
@@ -20,11 +20,11 @@ export class ImageField extends BasicField<URL> {
         return new ImageField(this.Data);
     }
 
-    ToJson(): { type: Types, data: URL, _id: ObjectID } {
+    ToJson(): { type: Types, data: URL, _id: String } {
         return {
             type: Types.Image,
             data: this.Data,
-            _id: new ObjectID(this.Id)
+            _id: this.Id
         }
     }
 }
 \ No newline at end of file
diff --git a/src/fields/Key.ts b/src/fields/Key.ts
index ffcbfc8b4..7120c6e3e 100644
--- a/src/fields/Key.ts
+++ b/src/fields/Key.ts
@@ -33,11 +33,11 @@ export class Key extends Field {
         return name;
     }
 
-    ToJson(): { type: Types, data: string, _id: ObjectID } {
+    ToJson(): { type: Types, data: string, _id: String } {
         return {
             type: Types.Key,
             data: this.name,
-            _id: new ObjectID(this.Id)
+            _id: this.Id
         }
     }
 }
diff --git a/src/fields/ListField.ts b/src/fields/ListField.ts
index e98ced902..9a26cb142 100644
--- a/src/fields/ListField.ts
+++ b/src/fields/ListField.ts
@@ -16,11 +16,11 @@ export class ListField<T extends Field> extends BasicField<T[]> {
         return new ListField<T>(this.Data);
     }
 
-    ToJson(): { type: Types, data: T[], _id: ObjectId } {
+    ToJson(): { type: Types, data: T[], _id: String } {
         return {
             type: Types.List,
             data: this.Data,
-            _id: new ObjectId(this.Id)
+            _id: this.Id
         }
     }
 }
 \ No newline at end of file
diff --git a/src/fields/NumberField.ts b/src/fields/NumberField.ts
index ce07a18b8..f31be0c25 100644
--- a/src/fields/NumberField.ts
+++ b/src/fields/NumberField.ts
@@ -16,9 +16,9 @@ export class NumberField extends BasicField<number> {
         return new NumberField(this.Data);
     }
 
-    ToJson(): { _id: ObjectID, type: Types, data: number } {
+    ToJson(): { _id: String, type: Types, data: number } {
         return {
-            _id: new ObjectID(this.Id),
+            _id: this.Id,
             type: Types.Number,
             data: this.Data
         }
diff --git a/src/fields/RichTextField.ts b/src/fields/RichTextField.ts
index a7ea1f2ce..2ed4d11f8 100644
--- a/src/fields/RichTextField.ts
+++ b/src/fields/RichTextField.ts
@@ -16,11 +16,11 @@ export class RichTextField extends BasicField<string> {
         return new RichTextField(this.Data);
     }
 
-    ToJson(): { type: Types, data: string, _id: ObjectID } {
+    ToJson(): { type: Types, data: string, _id: String } {
         return {
             type: Types.RichText,
             data: this.Data,
-            _id: new ObjectID(this.Id)
+            _id: this.Id
         }
     }
 
diff --git a/src/fields/TextField.ts b/src/fields/TextField.ts
index 692b746d1..545aa8c35 100644
--- a/src/fields/TextField.ts
+++ b/src/fields/TextField.ts
@@ -16,11 +16,11 @@ export class TextField extends BasicField<string> {
         return new TextField(this.Data);
     }
 
-    ToJson(): { type: Types, data: string, _id: ObjectID } {
+    ToJson(): { type: Types, data: string, _id: String } {
         return {
             type: Types.Text,
             data: this.Data,
-            _id: new ObjectID(this.Id)
+            _id: this.Id
         }
     }
 }