Adding my comment as an answer.
Limiting often depends on what the server supports.
Check whether the api request has a limit or a paging parameter: in your case try jsonplaceholder.typicode.com/photos?_start=0&_limit=5 https://jsonplaceholder.typicode.com/photos?_start=0&_limit=5
(from github.com/typicode/jsonplaceholder/issues/65https://github.com/typicode/jsonplaceholder/issues/65) –