data rework

src/app/services/client.service.ts

@@ -1,5 +1,6 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
 
 import { environment } from '../../environments/environment';
 
@@ -15,4 +16,7 @@ export class ClientService {
   public getClientInfo(address: string) {
     return this.httpClient.get(`${environment.API_URL}/api/client/${address}`);
   }
+  public getClientInfoChart(address: string) {
+    return this.httpClient.get(`${environment.API_URL}/api/client/${address}/chart`) as Observable<any[]>;
+  }
 }