Swift & Web Api Asp.Net (C#)?

Question

API

Greetings guys
1.
- It is necessary to send a link to the server via Api from the application
- And from the server to receive a picture / video
2. Application in swift. Api needs to be implemented on aps.net
3. No experience with Api, especially in conjunction with Asp.net. It is interesting for me to implement this task, but tell me in which direction it is better to look and which way to go.

Answer 1

for example