github1.groovy

@Grab('com.github.groovy-wslite:groovy-wslite:1.1.0')
import wslite.rest.*
import wslite.http.auth.*

def client = new RESTClient("https://api.github.com")

def response = client.get(
    path: '/repos/restlet/restlet-framework-java/events', 
    query: [page: 11])    // <== page 11 and beyond yield 422

assert response.statusCode == 200

response.json.findAll { it.type == 'WatchEvent' }.each {
    println it.created_at
}