Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,654,431",
      "signature": "0xad716a46d9c9b5fc6e5740a0e3e645c386571c7bb207c204e706aeb54bc0c92494ea74cec5e9fd6e9cb97b35b7947f96",
      "randomness": "0xee1f9e1d271d28f3622f12b4990920c89db037c37258be54a4023cb510cca807"
    }
  ],
  "blockNumber": "7,433,912"
}

{
  "Sr25519": "0x40d9e1adb2f8d412504c2821edf7c20042ac3a64e5c14d13b659361122fe0068d1fe95353d5e5aabd97e8ce4650c359a8a36589809c87d75d0176fa347361186"
}