Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,540,268",
      "signature": "0x86e9bcaea2175c160e4242183079d5b91f942933f57a64c5e633c1c10161a118399376b955bbc0999ba716a4cb42be40",
      "randomness": "0xd2116f2b2b10afa8b2d9f5c6c11e6fea524db60ab36d694490748d2bbf2919cb"
    }
  ],
  "blockNumber": "7,405,403"
}

{
  "Sr25519": "0x541a7d35edfd8c4704c79da493d947f53e56ee01a9d3c390f3de47d91469134cd29942651070dd053c58f78c6d9aad768286bdb302d22f7c48d4b04943430486"
}