diff --git a/src/helpers/signature.ts b/src/helpers/signature.ts
index ba5eb46..4f1981d 100644
--- a/src/helpers/signature.ts
+++ b/src/helpers/signature.ts
@@ -143,3 +143,38 @@ export function verify(data: unknown, signature: string, secretKey?: string): bo
     return false
   }
 }
+
+// console.table([
+//   { act: 'command', signature: sign(
+//     {
+//       merchantName: 'SAVY',
+//       floorName: 'L2',
+//       unitNumber: '01',
+//       deviceName: 'AC',
+//       roomName: 'LV',
+//       deviceType: 'S',
+//       commandType: 'C',
+//       towerNumber: 'T1',
+//       timestamp: '2025-10-21T04:00:10.673Z',
+//       nonce: '50ce476cd1c355ae552ae18be55af72c',
+//       payload: {
+//         action: 'AC=On',
+//       },
+//     }, 'e3faa00e170884b3adc6c37253ec97e9') },
+//   {
+//     act: 'state',
+//     signature: sign({
+//       merchantName: 'SAVY',
+//       floorName: 'L2',
+//       unitNumber: '01',
+//       deviceName: 'AC',
+//       roomName: 'LV',
+//       deviceType: 'S',
+//       commandType: 'S',
+//       towerNumber: 'T1',
+//       timestamp: '2025-10-21T04:00:10.673Z',
+//       nonce: '50ce476cd1c355ae552ae18be55af72c',
+//     }, 'e3faa00e170884b3adc6c37253ec97e9'),
+//   },
+// ],
+// ['act', 'signature'])
diff --git a/src/modules/device/schema.ts b/src/modules/device/schema.ts
index 580ae76..703f7d9 100644
--- a/src/modules/device/schema.ts
+++ b/src/modules/device/schema.ts
@@ -13,8 +13,7 @@ export const deviceCommandBody = z.object({
   timestamp: z.string().datetime(), // ISO8601
   nonce: z.string(),
   payload: z.object({
-    action: z.enum(['on', 'off', 'set']),
-    temp: z.number().optional(),
+    action: z.string(),
   }),
   signature: z.string(),
 })
diff --git a/src/plugins/swagger.ts b/src/plugins/swagger.ts
index d3ce30d..b2e75f7 100644
--- a/src/plugins/swagger.ts
+++ b/src/plugins/swagger.ts
@@ -7,7 +7,7 @@ type OpenApiDocumentation = Omit<Partial<OpenAPIV3.Document<OpenApiDocWithTagGro
 
 export const swaggerPlugin = openapi({
   path: '/swagger',
-  provider: 'swagger-ui',
+  provider: 'scalar',
   mapJsonSchema: {
     zod: z.toJSONSchema,
   },