diff --git a/packages/server-nest/src/modules/BillPayments/dtos/BillPayment.dto.ts b/packages/server-nest/src/modules/BillPayments/dtos/BillPayment.dto.ts
index 9fc43b49e..efb48a9bd 100644
--- a/packages/server-nest/src/modules/BillPayments/dtos/BillPayment.dto.ts
+++ b/packages/server-nest/src/modules/BillPayments/dtos/BillPayment.dto.ts
@@ -2,12 +2,14 @@ import { Type } from 'class-transformer';
 import {
   IsArray,
   IsDate,
+  IsNotEmpty,
   IsNumber,
   IsOptional,
   IsString,
   ValidateNested,
 } from 'class-validator';
 import { AttachmentLinkDto } from '@/modules/Attachments/dtos/Attachment.dto';
+import { ApiProperty } from '@nestjs/swagger';
 
 export class BillPaymentEntryDto {
   @IsNumber()
@@ -19,48 +21,98 @@ export class BillPaymentEntryDto {
 
 export class CommandBillPaymentDTO {
   @IsNumber()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the vendor',
+    example: 1,
+  })
   vendorId: number;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The amount of the bill payment',
+    example: 100,
+  })
   amount?: number;
 
   @IsNumber()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the payment account',
+    example: 1,
+  })
   paymentAccountId: number;
 
   @IsString()
   @IsOptional()
+  @ApiProperty({
+    description: 'The payment number of the bill payment',
+    example: '123456',
+  })
   paymentNumber?: string;
 
   @IsDate()
   @Type(() => Date)
+  @ApiProperty({
+    description: 'The payment date of the bill payment',
+    example: '2021-01-01',
+  })
   paymentDate: Date | string;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The exchange rate of the bill payment',
+    example: 1,
+  })
   exchangeRate?: number;
 
   @IsString()
   @IsOptional()
+  @ApiProperty({
+    description: 'The statement of the bill payment',
+    example: '123456',
+  })
   statement?: string;
 
   @IsString()
   @IsOptional()
-  reference?: string;
-
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => BillPaymentEntryDto)
+  @ApiProperty({
+    description: 'The entries of the bill payment',
+    example: [
+      {
+        billId: 1,
+        paymentAmount: 100,
+      },
+    ],
+  })
   entries: BillPaymentEntryDto[];
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The id of the branch',
+    example: 1,
+  })
   branchId?: number;
 
   @IsArray()
   @IsOptional()
   @ValidateNested({ each: true })
   @Type(() => AttachmentLinkDto)
+  @ApiProperty({
+    description: 'The attachments of the bill payment',
+    example: [
+      {
+        id: 1,
+        type: 'bill',
+      },
+    ],
+  })
   attachments?: AttachmentLinkDto[];
 }
 
diff --git a/packages/server-nest/src/modules/CreditNoteRefunds/dto/CreditNoteRefund.dto.ts b/packages/server-nest/src/modules/CreditNoteRefunds/dto/CreditNoteRefund.dto.ts
index 0c7bcbaed..b20191244 100644
--- a/packages/server-nest/src/modules/CreditNoteRefunds/dto/CreditNoteRefund.dto.ts
+++ b/packages/server-nest/src/modules/CreditNoteRefunds/dto/CreditNoteRefund.dto.ts
@@ -1,3 +1,4 @@
+import { ApiProperty } from '@nestjs/swagger';
 import { IsNotEmpty, IsOptional, IsPositive, IsString } from 'class-validator';
 import { IsDate } from 'class-validator';
 import { IsNumber } from 'class-validator';
@@ -5,31 +6,59 @@ import { IsNumber } from 'class-validator';
 export class CreditNoteRefundDto {
   @IsNumber()
   @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the from account',
+    example: 1,
+  })
   fromAccountId: number;
 
   @IsNumber()
   @IsPositive()
   @IsNotEmpty()
+  @ApiProperty({
+    description: 'The amount of the credit note refund',
+    example: 100,
+  })
   amount: number;
 
   @IsNumber()
   @IsOptional()
   @IsPositive()
+  @ApiProperty({
+    description: 'The exchange rate of the credit note refund',
+    example: 1,
+  })
   exchangeRate?: number;
 
   @IsString()
   @IsNotEmpty()
+  @ApiProperty({
+    description: 'The reference number of the credit note refund',
+    example: '123456',
+  })
   referenceNo: string;
 
   @IsString()
   @IsNotEmpty()
+  @ApiProperty({
+    description: 'The description of the credit note refund',
+    example: 'Credit note refund',
+  })
   description: string;
 
   @IsDate()
   @IsNotEmpty()
+  @ApiProperty({
+    description: 'The date of the credit note refund',
+    example: '2021-01-01',
+  })
   date: Date;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The id of the branch',
+    example: 1,
+  })
   branchId?: number;
 }
diff --git a/packages/server-nest/src/modules/PaymentReceived/dtos/PaymentReceived.dto.ts b/packages/server-nest/src/modules/PaymentReceived/dtos/PaymentReceived.dto.ts
index 2f1ea95ae..dea3e29c0 100644
--- a/packages/server-nest/src/modules/PaymentReceived/dtos/PaymentReceived.dto.ts
+++ b/packages/server-nest/src/modules/PaymentReceived/dtos/PaymentReceived.dto.ts
@@ -1,6 +1,7 @@
 import { AttachmentLinkDto } from '@/modules/Attachments/dtos/Attachment.dto';
+import { ApiProperty } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
-import { IsArray, ValidateNested } from 'class-validator';
+import { IsArray, IsNotEmpty, ValidateNested } from 'class-validator';
 import { IsString } from 'class-validator';
 import { IsDateString, IsNumber, IsOptional } from 'class-validator';
 import { IsInt } from 'class-validator';
@@ -27,47 +28,95 @@ export class PaymentReceivedEntryDto {
 
 export class CommandPaymentReceivedDto {
   @IsInt()
+  @IsNotEmpty()
+  @ApiProperty({ description: 'The id of the customer', example: 1 })
   customerId: number;
 
   @IsDateString()
+  @ApiProperty({
+    description: 'The payment date of the payment received',
+    example: '2021-01-01',
+  })
   paymentDate: Date | string;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The amount of the payment received',
+    example: 100,
+  })
   amount?: number;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The exchange rate of the payment received',
+    example: 1,
+  })
   exchangeRate?: number;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The reference number of the payment received',
+    example: '123456',
+  })
   referenceNo?: string;
 
   @IsInt()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the deposit account',
+    example: 1,
+  })
   depositAccountId: number;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The payment receive number of the payment received',
+    example: '123456',
+  })
   paymentReceiveNo?: string;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The statement of the payment received',
+    example: '123456',
+  })
   statement?: string;
 
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => PaymentReceivedEntryDto)
+  @ApiProperty({
+    description: 'The entries of the payment received',
+    example: [{ invoiceId: 1, paymentAmount: 100 }],
+  })
   entries: PaymentReceivedEntryDto[];
 
   @IsOptional()
   @IsInt()
+  @ApiProperty({
+    description: 'The id of the branch',
+    example: 1,
+  })
   branchId?: number;
 
   @IsOptional()
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => AttachmentLinkDto)
+  @ApiProperty({
+    description: 'The attachments of the payment received',
+    example: [
+      {
+        id: 1,
+        type: 'bill',
+      },
+    ],
+  })
   attachments?: AttachmentLinkDto[];
 }
 
diff --git a/packages/server-nest/src/modules/SaleReceipts/dtos/SaleReceipt.dto.ts b/packages/server-nest/src/modules/SaleReceipts/dtos/SaleReceipt.dto.ts
index daddee030..943704087 100644
--- a/packages/server-nest/src/modules/SaleReceipts/dtos/SaleReceipt.dto.ts
+++ b/packages/server-nest/src/modules/SaleReceipts/dtos/SaleReceipt.dto.ts
@@ -1,10 +1,12 @@
 import { ItemEntryDto } from '@/modules/TransactionItemEntry/dto/ItemEntry.dto';
+import { ApiProperty } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
 import {
   IsArray,
   IsBoolean,
   IsDate,
   IsEnum,
+  IsNotEmpty,
   IsNumber,
   IsOptional,
   IsPositive,
@@ -27,72 +29,140 @@ class AttachmentDto {
 
 export class CommandSaleReceiptDto {
   @IsNumber()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the customer',
+    example: 1,
+  })
   customerId: number;
 
   @IsOptional()
   @IsNumber()
   @IsPositive()
+  @ApiProperty({
+    description: 'The exchange rate of the sale receipt',
+    example: 1,
+  })
   exchangeRate?: number;
 
   @IsNumber()
+  @IsNotEmpty()
+  @ApiProperty({ description: 'The id of the deposit account', example: 1 })
   depositAccountId: number;
 
   @IsDate()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The date of the sale receipt',
+    example: '2021-01-01',
+  })
   receiptDate: Date;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The receipt number of the sale receipt',
+    example: '123456',
+  })
   receiptNumber?: string;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The reference number of the sale receipt',
+    example: '123456',
+  })
   referenceNo?: string;
 
   @IsBoolean()
+  @ApiProperty({
+    description: 'Whether the sale receipt is closed',
+    example: false,
+  })
   closed: boolean = false;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The id of the warehouse',
+    example: 1,
+  })
   warehouseId?: number;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The id of the branch',
+    example: 1,
+  })
   branchId?: number;
 
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => SaleReceiptEntryDto)
   @Min(1)
+  @ApiProperty({
+    description: 'The entries of the sale receipt',
+    example: [{ key: '123456' }],
+  })
   entries: SaleReceiptEntryDto[];
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The receipt message of the sale receipt',
+    example: '123456',
+  })
   receiptMessage?: string;
 
   @IsOptional()
   @IsString()
+  @ApiProperty({
+    description: 'The statement of the sale receipt',
+    example: '123456',
+  })
   statement?: string;
 
   @IsOptional()
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => AttachmentDto)
+  @ApiProperty({
+    description: 'The attachments of the sale receipt',
+    example: [{ key: '123456' }],
+  })
   attachments?: AttachmentDto[];
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The id of the pdf template',
+    example: 1,
+  })
   pdfTemplateId?: number;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The discount of the sale receipt',
+    example: 1,
+  })
   discount?: number;
 
   @IsOptional()
   @IsEnum(DiscountType)
+  @ApiProperty({
+    description: 'The discount type of the sale receipt',
+    example: DiscountType.Percentage,
+  })
   discountType?: DiscountType;
 
   @IsOptional()
   @IsNumber()
+  @ApiProperty({
+    description: 'The adjustment of the sale receipt',
+    example: 1,
+  })
   adjustment?: number;
 }
 
diff --git a/packages/server-nest/src/modules/VendorCredit/dtos/VendorCredit.dto.ts b/packages/server-nest/src/modules/VendorCredit/dtos/VendorCredit.dto.ts
index f1cb21eb8..6c5c4fcf7 100644
--- a/packages/server-nest/src/modules/VendorCredit/dtos/VendorCredit.dto.ts
+++ b/packages/server-nest/src/modules/VendorCredit/dtos/VendorCredit.dto.ts
@@ -1,8 +1,10 @@
 import { ItemEntryDto } from '@/modules/TransactionItemEntry/dto/ItemEntry.dto';
+import { ApiProperty } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
 import {
   IsArray,
   IsEnum,
+  IsNotEmpty,
   IsNumber,
   IsOptional,
   IsString,
@@ -23,59 +25,131 @@ class AttachmentDto {
 
 export class CommandVendorCreditDto {
   @IsNumber()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The id of the vendor',
+    example: 1,
+  })
   vendorId: number;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The exchange rate of the vendor credit',
+    example: 1,
+  })
   exchangeRate?: number;
 
   @IsString()
   @IsOptional()
+  @ApiProperty({
+    description: 'The vendor credit number',
+    example: '123456',
+  })
   vendorCreditNumber?: string;
 
   @IsString()
   @IsOptional()
+  @ApiProperty({
+    description: 'The reference number of the vendor credit',
+    example: '123456',
+  })
   referenceNo?: string;
 
-  @IsString() // ISO8601 date string
+  @IsString()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The date of the vendor credit',
+    example: '2021-01-01',
+  })
   vendorCreditDate: string;
 
   @IsString()
   @IsOptional()
+  @ApiProperty({
+    description: 'The note of the vendor credit',
+    example: '123456',
+  })
   note?: string;
 
   @IsOptional()
+  @ApiProperty({
+    description: 'The open status of the vendor credit',
+    example: true,
+  })
   open: boolean = false;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The warehouse id of the vendor credit',
+    example: 1,
+  })
   warehouseId?: number;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The branch id of the vendor credit',
+    example: 1,
+  })
   branchId?: number;
 
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => VendorCreditEntryDto)
+  @ApiProperty({
+    description: 'The entries of the vendor credit',
+    example: [
+      {
+        itemId: 1,
+        quantity: 1,
+        unitPrice: 1,
+        discount: 1,
+        discountType: DiscountType.Percentage,
+        accountId: 1,
+        amount: 1,
+      },
+    ],
+  })
   entries: VendorCreditEntryDto[];
 
   @IsArray()
   @ValidateNested({ each: true })
   @Type(() => AttachmentDto)
   @IsOptional()
+  @ApiProperty({
+    description: 'The attachments of the vendor credit',
+    example: [
+      {
+        key: '123456',
+      },
+    ],
+  })
   attachments?: AttachmentDto[];
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The discount of the vendor credit',
+    example: 1,
+  })
   discount?: number;
 
   @IsEnum(DiscountType)
   @IsOptional()
+  @ApiProperty({
+    description: 'The discount type of the vendor credit',
+    example: DiscountType.Percentage,
+  })
   discountType?: DiscountType;
 
   @IsNumber()
   @IsOptional()
+  @ApiProperty({
+    description: 'The adjustment of the vendor credit',
+    example: 1,
+  })
   adjustment?: number;
 }
 
diff --git a/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.application.ts b/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.application.ts
index c86f81beb..1053765e7 100644
--- a/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.application.ts
+++ b/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.application.ts
@@ -3,6 +3,7 @@ import { DeleteRefundVendorCreditService } from './commands/DeleteRefundVendorCr
 import { RefundVendorCredit } from './models/RefundVendorCredit';
 import { CreateRefundVendorCredit } from './commands/CreateRefundVendorCredit.service';
 import { IRefundVendorCreditDTO } from './types/VendorCreditRefund.types';
+import { RefundVendorCreditDto } from './dtos/RefundVendorCredit.dto';
 
 @Injectable()
 export class VendorCreditsRefundApplication {
@@ -23,7 +24,7 @@ export class VendorCreditsRefundApplication {
    */
   public async createRefundVendorCredit(
     vendorCreditId: number,
-    refundVendorCreditDTO: IRefundVendorCreditDTO,
+    refundVendorCreditDTO: RefundVendorCreditDto,
   ): Promise<RefundVendorCredit> {
     return this.createRefundVendorCreditService.createRefund(
       vendorCreditId,
diff --git a/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.controller.ts b/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.controller.ts
index 38c053e82..a6cf6f7a3 100644
--- a/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.controller.ts
+++ b/packages/server-nest/src/modules/VendorCreditsRefund/VendorCreditsRefund.controller.ts
@@ -6,6 +6,7 @@ import { IRefundVendorCreditDTO } from './types/VendorCreditRefund.types';
 import { RefundVendorCredit } from './models/RefundVendorCredit';
 import { PublicRoute } from '../Auth/Jwt.guard';
 import { ApiOperation, ApiTags } from '@nestjs/swagger';
+import { RefundVendorCreditDto } from './dtos/RefundVendorCredit.dto';
 
 @Controller('vendor-credits')
 @ApiTags('vendor-credits-refunds')
@@ -25,7 +26,7 @@ export class VendorCreditsRefundController {
   @ApiOperation({ summary: 'Create a refund for the given vendor credit.' })
   public async createRefundVendorCredit(
     @Param('vendorCreditId') vendorCreditId: string,
-    @Body() refundVendorCreditDTO: IRefundVendorCreditDTO,
+    @Body() refundVendorCreditDTO: RefundVendorCreditDto,
   ): Promise<RefundVendorCredit> {
     return this.vendorCreditsRefundApplication.createRefundVendorCredit(
       Number(vendorCreditId),
diff --git a/packages/server-nest/src/modules/VendorCreditsRefund/commands/CreateRefundVendorCredit.service.ts b/packages/server-nest/src/modules/VendorCreditsRefund/commands/CreateRefundVendorCredit.service.ts
index 14fab9ccc..9d23c6617 100644
--- a/packages/server-nest/src/modules/VendorCreditsRefund/commands/CreateRefundVendorCredit.service.ts
+++ b/packages/server-nest/src/modules/VendorCreditsRefund/commands/CreateRefundVendorCredit.service.ts
@@ -5,7 +5,6 @@ import { EventEmitter2 } from '@nestjs/event-emitter';
 import {
   IRefundVendorCreditCreatedPayload,
   IRefundVendorCreditCreatingPayload,
-  IRefundVendorCreditDTO,
 } from '../types/VendorCreditRefund.types';
 import { Account } from '@/modules/Accounts/models/Account.model';
 import { VendorCredit } from '@/modules/VendorCredit/models/VendorCredit';
@@ -17,9 +16,18 @@ import { events } from '@/common/events/events';
 import { ServiceError } from '@/modules/Items/ServiceError';
 import { ERRORS } from '../constants';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { RefundVendorCreditDto } from '../dtos/RefundVendorCredit.dto';
 
 @Injectable()
 export class CreateRefundVendorCredit {
+  /**
+   * @param {UnitOfWork} uow - Unit of work.
+   * @param {EventEmitter2} eventPublisher - Event emitter.
+   * @param {BranchTransactionDTOTransformer} branchDTOTransform - Branch transaction DTO transformer.
+   * @param {TenantModelProxy<typeof RefundVendorCredit>} refundVendorCreditModel - Refund vendor credit model.
+   * @param {TenantModelProxy<typeof Account>} accountModel - Account model.
+   * @param {TenantModelProxy<typeof VendorCredit>} vendorCreditModel - Vendor credit model.
+   */
   constructor(
     private readonly uow: UnitOfWork,
     private readonly eventPublisher: EventEmitter2,
@@ -40,12 +48,12 @@ export class CreateRefundVendorCredit {
   /**
    * Creates a refund vendor credit.
    * @param {number} vendorCreditId
-   * @param {IRefundVendorCreditDTO} refundVendorCreditDTO
+   * @param {RefundVendorCreditDto} refundVendorCreditDTO
    * @returns {Promise<IRefundVendorCredit>}
    */
   public createRefund = async (
     vendorCreditId: number,
-    refundVendorCreditDTO: IRefundVendorCreditDTO,
+    refundVendorCreditDTO: RefundVendorCreditDto,
   ): Promise<RefundVendorCredit> => {
     // Retrieve the vendor credit or throw not found service error.
     const vendorCredit = await this.vendorCreditModel()
@@ -107,13 +115,13 @@ export class CreateRefundVendorCredit {
 
   /**
    * Transformes the refund DTO to refund vendor credit model.
-   * @param {IVendorCredit} vendorCredit -
-   * @param {IRefundVendorCreditDTO} vendorCreditDTO
+   * @param {VendorCredit} vendorCredit -
+   * @param {RefundVendorCreditDto} vendorCreditDTO
    * @returns {IRefundVendorCredit}
    */
   public transformDTOToModel = (
     vendorCredit: VendorCredit,
-    vendorCreditDTO: IRefundVendorCreditDTO,
+    vendorCreditDTO: RefundVendorCreditDto,
   ) => {
     const initialDTO = {
       vendorCreditId: vendorCredit.id,
@@ -126,7 +134,7 @@ export class CreateRefundVendorCredit {
 
   /**
    * Validate the deposit refund account type.
-   * @param {IAccount} account
+   * @param {Account} account
    */
   public validateRefundDepositAccountType(account: Account) {
     const supportedTypes = ['bank', 'cash', 'fixed-asset'];
@@ -138,7 +146,7 @@ export class CreateRefundVendorCredit {
 
   /**
    * Validate vendor credit has remaining credits.
-   * @param {IVendorCredit} vendorCredit
+   * @param {VendorCredit} vendorCredit
    * @param {number} amount
    */
   public validateVendorCreditRemainingCredit(
diff --git a/packages/server-nest/src/modules/VendorCreditsRefund/dtos/RefundVendorCredit.dto.ts b/packages/server-nest/src/modules/VendorCreditsRefund/dtos/RefundVendorCredit.dto.ts
new file mode 100644
index 000000000..975fb6ff8
--- /dev/null
+++ b/packages/server-nest/src/modules/VendorCreditsRefund/dtos/RefundVendorCredit.dto.ts
@@ -0,0 +1,59 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Min } from 'class-validator';
+import { IsString } from 'class-validator';
+import { IsDate } from 'class-validator';
+import { IsNotEmpty, IsNumber, IsOptional, IsPositive } from 'class-validator';
+
+export class RefundVendorCreditDto {
+  @IsNumber()
+  @IsNotEmpty()
+  @Min(0)
+  @ApiProperty({
+    description: 'The amount of the refund',
+    example: 100,
+  })
+  amount: number;
+
+  @IsNumber()
+  @IsOptional()
+  @Min(0)
+  @ApiProperty({
+    description: 'The exchange rate of the refund',
+    example: 1,
+  })
+  exchangeRate?: number;
+
+  @IsNumber()
+  @IsNotEmpty()
+  @IsPositive()
+  @ApiProperty({
+    description: 'The id of the deposit account',
+    example: 1,
+  })
+  depositAccountId: number;
+
+  @IsString()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The description of the refund',
+    example: 'Refund for vendor credit',
+  })
+  description: string;
+
+  @IsDate()
+  @IsNotEmpty()
+  @ApiProperty({
+    description: 'The date of the refund',
+    example: '2021-01-01',
+  })
+  date: Date;
+
+  @IsNumber()
+  @IsOptional()
+  @IsPositive()
+  @ApiProperty({
+    description: 'The id of the branch',
+    example: 1,
+  })
+  branchId?: number;
+}