Run tha app and test it from postman

Name Regex -> { "type": "string", "minLength": 3, "maxLength": 12, "pattern": "^[a-zA-Z]{3,12}$" } Id Regex -> { "type": "string", "maxLength": 10, "pattern": "^[0-9a-zA-Z]{1,10}$" }

// Postman Examples: Base URL: http://localhost:49847/api/clients

PUT /api/clients/sdf1 HTTP/1.1 Host: localhost:49847 Content-Type: application/json Cache-Control: no-cache Postman-Token: 4893bbe0-a944-7862-fb1d-dd23c747b655

{ "jsonapi": { "version": "1.0" }, "data": { "type": "clients", "id": "sfdl", "attributes": { "name": "usera" } } }

POST /api/clients HTTP/1.1 Host: localhost:49847 Content-Type: application/json Cache-Control: no-cache Postman-Token: 8c80d2b1-d47e-5446-ebf2-8c97f5d5976e

{ "jsonapi": { "version": "1.0" }, "data": { "type": "clients", "attributes": { "client_id": "1234567DR", "name": "user" } } }

GET /api/clients HTTP/1.1 Host: localhost:49847 Content-Type: application/json Cache-Control: no-cache Postman-Token: df5d36ad-bd14-fcbe-71da-92a0c72a571a