Genesis JSON for our private Ethereum network

genesis.json

{
  "config": {
      "chainId": 0,
      "homesteadBlock": 0,
      "eip155Block": 0,
      "eip158Block": 0
  },
  "alloc": {
    "0x0000000000000000000000000000000000000001": {"balance": "111111111"},
    "0x0000000000000000000000000000000000000002": {"balance": "222222222"}
  },
  "coinbase"   : "0x0000000000000000000000000000000000000000",
  "difficulty" : "0x02000",
  "extraData"  : "",
  "gasLimit"   : "0x2fefd8",
  "nonce"      : "0x0000000000000042",
  "mixhash"    : "0x0000000000000000000000000000000000000000000000000000000000000000",
  "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
  "timestamp"  : "0x00"
}