Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,563,472",
      "signature": "0xa4891d4fd6f3bd2ee5046e7cd387fd829c392746ddded7f8d611aaf14d582ee6f7da6869a928489310fa9cc149360245",
      "randomness": "0x262685245ac0f11ff8fc53f2253355f9669e0ec4b8992cdf4aa5f3e36660dcbf"
    }
  ],
  "blockNumber": "7,411,203"
}

{
  "Sr25519": "0x1af9f16d23d5d99d7543fba13e38b2be8fd1d2bf934ab93e48d3670588ee191304d2d75bfb43aa3d0bb281487c3926571f678dd252cdaaeb695f303999e54a86"
}