Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,543,070",
      "signature": "0x908c3ae9c2dd9d2661c7006703997f03ac26a299986a9e334b365e4e7d5e130aff35c2f81324255acc853d2cb9d3d17e",
      "randomness": "0xd6952dcb12906dc02eb4f5378f93faa272338080fc94b73a2e0290d709c73998"
    }
  ],
  "blockNumber": "7,406,103"
}

{
  "Sr25519": "0x6ccff84421bb317108ed28d078eba4852991435dd06da8048cea60b1ae3e910ca28cce6774c114941cd43315cfd4f4aa86dce7e0e83076267180f9810ecc3b8d"
}