Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,605,872",
      "signature": "0xa9d90607693b3d02bbd32f46628f1eb12fdb2116c3f4617e5e919e4a37197cf8af1a556dba5732ad991d33e9d443a764",
      "randomness": "0x5410d0fa759ee788a4bef705b7e94c42951724cc9a1d6f3829d74a6c313437e7"
    }
  ],
  "blockNumber": "7,421,784"
}

{
  "Sr25519": "0x50f79096ee908c40d4dd9812941545b5951a7e7267e4a88366dcf7145578990706b63da8b3a9031b247b91f6deedc773d9ab953f8ca51b2342b94fe46953908e"
}