5805 typing issue in rest api (#5818)

Fixed types for:
- uuid
- email
- datetime
- date
- number
- currency.amountMicros
- select
- multiSelect

## Before

![image](https://github.com/twentyhq/twenty/assets/29927851/4bfa3a6d-a26f-47e4-a46f-7a5582825482)


## After

![image](https://github.com/twentyhq/twenty/assets/29927851/0bbab32f-4172-4525-91d1-76c37f299ac0)

packages/twenty-server/src/engine/api/__mocks__/object-metadata-item.mock.ts

@@ -8,8 +8,8 @@ export const fieldNumberMock = {
   defaultValue: null,
 };
 
-export const fieldStringMock = {
-  name: 'fieldString',
+export const fieldTextMock = {
+  name: 'fieldText',
   type: FieldMetadataType.TEXT,
   isNullable: true,
   defaultValue: null,
@@ -52,15 +52,177 @@ export const fieldSelectMock = {
   ],
 };
 
+const fieldMultiSelectMock = {
+  name: 'fieldMultiSelect',
+  type: FieldMetadataType.MULTI_SELECT,
+  isNullable: true,
+  defaultValue: "{'OPTION_1'}",
+  options: [
+    {
+      id: '9a519a86-422b-4598-88ae-78751353f683',
+      color: 'red',
+      label: 'Opt 1',
+      value: 'OPTION_1',
+      position: 0,
+    },
+    {
+      id: '33f28d51-bc82-4e1d-ae4b-d9e4c0ed0ab4',
+      color: 'purple',
+      label: 'Opt 2',
+      value: 'OPTION_2',
+      position: 1,
+    },
+  ],
+};
+
+const fieldRelationMock = {
+  name: 'fieldRelation',
+  type: FieldMetadataType.RELATION,
+  fromRelationMetadata: {
+    toObjectMetadata: {
+      nameSingular: 'toObjectMetadataName',
+    },
+  },
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldLinksMock = {
+  name: 'fieldLinks',
+  type: FieldMetadataType.LINKS,
+  isNullable: false,
+  defaultValue: [
+    { primaryLinkLabel: '', primaryLinkUrl: '', secondaryLinks: {} },
+  ],
+};
+
+const fieldUuidMock = {
+  name: 'fieldUuid',
+  type: FieldMetadataType.UUID,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldPhoneMock = {
+  name: 'fieldPhone',
+  type: FieldMetadataType.PHONE,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldEmailMock = {
+  name: 'fieldEmail',
+  type: FieldMetadataType.EMAIL,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldDateTimeMock = {
+  name: 'fieldDateTime',
+  type: FieldMetadataType.DATE_TIME,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldDateMock = {
+  name: 'fieldDate',
+  type: FieldMetadataType.DATE,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldBooleanMock = {
+  name: 'fieldBoolean',
+  type: FieldMetadataType.BOOLEAN,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldNumericMock = {
+  name: 'fieldNumeric',
+  type: FieldMetadataType.NUMERIC,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldProbabilityMock = {
+  name: 'fieldProbability',
+  type: FieldMetadataType.PROBABILITY,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldFullNameMock = {
+  name: 'fieldFullName',
+  type: FieldMetadataType.FULL_NAME,
+  isNullable: true,
+  defaultValue: { firstName: '', lastName: '' },
+};
+
+const fieldRatingMock = {
+  name: 'fieldRating',
+  type: FieldMetadataType.RATING,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldPositionMock = {
+  name: 'fieldPosition',
+  type: FieldMetadataType.POSITION,
+  isNullable: true,
+  defaultValue: null,
+};
+
+const fieldAddressMock = {
+  name: 'fieldAddress',
+  type: FieldMetadataType.ADDRESS,
+  isNullable: true,
+  defaultValue: {
+    addressStreet1: '',
+    addressStreet2: null,
+    addressCity: null,
+    addressState: null,
+    addressCountry: null,
+    addressPostcode: null,
+    addressLat: null,
+    addressLng: null,
+  },
+};
+
+const fieldRawJsonMock = {
+  name: 'fieldRawJson',
+  type: FieldMetadataType.RAW_JSON,
+  isNullable: true,
+  defaultValue: null,
+};
+
+export const fields = [
+  fieldUuidMock,
+  fieldTextMock,
+  fieldPhoneMock,
+  fieldEmailMock,
+  fieldDateTimeMock,
+  fieldDateMock,
+  fieldBooleanMock,
+  fieldNumberMock,
+  fieldNumericMock,
+  fieldProbabilityMock,
+  fieldLinkMock,
+  fieldLinksMock,
+  fieldCurrencyMock,
+  fieldFullNameMock,
+  fieldRatingMock,
+  fieldSelectMock,
+  fieldMultiSelectMock,
+  fieldRelationMock,
+  fieldPositionMock,
+  fieldAddressMock,
+  fieldRawJsonMock,
+];
+
 export const objectMetadataItemMock = {
   targetTableName: 'testingObject',
   nameSingular: 'objectName',
   namePlural: 'objectsName',
-  fields: [
-    fieldNumberMock,
-    fieldStringMock,
-    fieldLinkMock,
-    fieldCurrencyMock,
-    fieldSelectMock,
-  ],
+  fields,
 } as ObjectMetadataEntity;