{"event":"proxy-ready"}
{"event":"image-request","attempt":1,"sameUrlAsFirst":true}
{"event":"injected-response","attempt":1,"status":503}
{"event":"image-request","attempt":2,"sameUrlAsFirst":true}
{"event":"image-response","attempt":2,"status":200}
{"event":"image-request","attempt":3,"sameUrlAsFirst":true}
{"event":"image-response","attempt":3,"status":200}