Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,665,229",
      "signature": "0xa18fc776eaf41371c3cf28ecaa037b4ad2bc9ff4a28e2f8398c1a0669fd49fb5205bd2815b9467e84293faf1af85cb49",
      "randomness": "0x21842a5aab3cbf74d2a035d793a9bcc39e3c4d0025bd0164c54f9b19e1589a55"
    }
  ],
  "blockNumber": "7,436,599"
}

{
  "Sr25519": "0x6272a2e897c10f0681f3565a14bf69ca491ec5c326269a526582a1b74c12d841111de474a9bb588dccb9bb33e4b64812a497c417d9febf1504a0801948c9e283"
}