convert project from microservices to rest apis

src/users/dtos/index.ts

@@ -0,0 +1 @@
+export * from './user.list.dto';

src/users/dtos/user.list.dto.ts

@@ -0,0 +1,32 @@
+import {
+  IsNotEmpty,
+  IsNumberString,
+  IsOptional,
+  IsString,
+} from 'class-validator';
+
+export class UserListDto {
+  @IsString()
+  @IsOptional()
+  schema: string;
+
+  @IsNumberString()
+  @IsNotEmpty()
+  page_no: number;
+
+  @IsNumberString()
+  @IsNotEmpty()
+  page_size: number;
+
+  @IsString()
+  @IsOptional()
+  username: string;
+
+  @IsNumberString()
+  @IsOptional()
+  start_time: number;
+
+  @IsNumberString()
+  @IsOptional()
+  end_time: number;
+}