This repo, insight-api-crown, is based on the 95bcad836cc49f2b0ab9e47ba5f4d9fae43ef56e commit of the official insight-api.
Bitpay's repo uses bitstamp.net as the ticker endpoint, whereas we use coinmarketcap.com.
BLOCK_LIMIT is increased from 200 to 2000, due to the 1-minute block time.