Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,645,069",
      "signature": "0x807afb07cf652a5841f37a983d11189b6893de1d2822a9b477f81bfdfc2cc8c0ef7c07c8001a6a1cad0b3ef0e7d13bbd",
      "randomness": "0xfea479e917118d022876a365cd250db510a227d739871cea5227866b164d172b"
    }
  ],
  "blockNumber": "7,431,572"
}

{
  "Sr25519": "0xb4ca1e172167603364f7d6e9d923d124fb0843a6dfe9a175fa8817f5f26e526cde9ccc4b30cbe3a8f30f3c56dec8e56caa183eadd77af4e530e4cb77b6d6ed88"
}