angular post form data to api

1import { HttpClient } from '@angular/common/http';
2import { HttpClient, HttpHeaders } from '@angular/common/http';
3
4//http to your constructor
5constructor(private http: HttpClient) { }
6
7ngOnInit() {
8   	let headers = new HttpHeaders({
9        'Content-Type': 'application/json'});
10    let options = { headers: headers };
11    const body = { title: 'Angular POST Request Example' };
12    this.http.post<any>('https://reqres.in/api/posts', body, options).subscribe(data => {
13        this.postId = data.id;
14    });
15}