Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,631",
      "signature": "0x89ded76da5322d540ed485f3baa448ba1148eedefb847f48009055c8d052f4eae5aed6543bcb19ee41f3798c53ab43f4",
      "randomness": "0xa75a26ff5ffd5c10166193eb128ebd452358cc666061ae690800312b377523da"
    }
  ],
  "blockNumber": "7,409,743"
}

{
  "Sr25519": "0xdc06f0e38992e99ab121edd9b3f8153d86247a8d1f157c56ad86060cf146574eb0be2548c52f0e03cd320338800ee0129acd5e85fe26acd1cb4ce42c1ce1d98c"
}