Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,950",
      "signature": "0x836506ed0eaed45bc90512c438912c8a75f4a57b649f5a0d74c35545aa185a2e926b192029535d9ff80780fda9b0577c",
      "randomness": "0x6fd559b86c595b3d44298374f01438a982381ab36684227cfb642c151323046a"
    }
  ],
  "blockNumber": "7,408,823"
}

{
  "Sr25519": "0x26a3012aa8073a23c778b86697018c727af33a4f70eecc844d3636d2ae093b73b46730a69cab6139c4ab605a705f3199bfcd127fee1ed45bcc289c96d68e2487"
}