Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,549,662",
      "signature": "0xb4260ffd3215f66b422e6109676c269e9a2c8854d7d8425cfedb9ce9b756977b94b396f2a853fe0581dd2b15c7c5b814",
      "randomness": "0xcf500e2a27f02ac436675045b3d0387f955bc1ad3c32890e31ad8a3eb1344d0c"
    }
  ],
  "blockNumber": "7,407,751"
}

{
  "Sr25519": "0x785a6d01714a8c773484a26ceef5abfb1942017e86f59223a46da0349a2ccc6b03e9722aacc1380c7f0aada1d63a1965e6feb4413e0c677902b3cb11a3268f81"
}