{
  "ChainName": "rinkeby",
  "chainId": 4,
  "consensus": "clique",
  "homesteadBlock": 1,
  "eip150Block": 2,
  "eip155Block": 3,
  "byzantiumBlock": 1035301,
  "constantinopleBlock": 3660663,
  "petersburgBlock": 4321234,
  "istanbulBlock": 5435345,
  "berlinBlock": 8290928,
  "londonBlock": 8897988,
  "clique": {
    "period": 15,
    "epoch": 30000
  }
}