Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,789",
      "signature": "0x98efb71f612e98762ddcd05fdf48709d97509322bf59b0c909fc6b577148cfd33523af7cdd205c0bf48414fecdeb13ba",
      "randomness": "0xb9bfc58c30d68b57774b0bed8f388c8f4cfd84b60eb1d9aa2ef079434d0b93f4"
    }
  ],
  "blockNumber": "7,409,783"
}

{
  "Sr25519": "0x084c0a3738fb871bd1e61ea685170c03067a9c207bfeff0599e84a423ce9007d1c88340f5a9b3ac4882632e13565d6b447dd8831de91331af260ce7892e0df86"
}