Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,634,190",
      "signature": "0xb95d73d5207a569fb53fe5c7528e43bdf52b1f45c79c983015987f1a3696a9683473f9a0b8f26f541865ed607c4d958b",
      "randomness": "0x6d656c227d05b40ebf77a1788394a3a04afc0b80ecb894b87428f9cf5644f049"
    }
  ],
  "blockNumber": "7,428,862"
}

{
  "Sr25519": "0xc061c3e78d883577a3d0adc732098d25f50f164842562803ef4dca04f281802adb5953e9397440fb98f7ba364c002fd1f1f1725295204fcb70be9bc4f4ff538a"
}