Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,629",
      "signature": "0x98559f08496a3cc250b1100ff952d054faf8230020ca4d49f3d698248ab6f7e0e2459173289a5218dd35e9e49d1cb04b",
      "randomness": "0x30de060e575621f242b70ec8fae5ef54c4fe21994019b87e0ed2d72ee403983f"
    }
  ],
  "blockNumber": "7,409,743"
}

{
  "Sr25519": "0x2ea7ff67e04ff4a8731fb6c03c2a4e722dd491894c6ba2d815d5574fe717fe486c26bf40b4530e20aa6f2009b4601138c34feabeb5de93a25c1850fc5e90ba80"
}