Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,550,909",
      "signature": "0x810b18028acff0734b00d5b71e7da58e43866bacc70fe09e8a8f4f014ad00c150204a541adfe5bc7628099d5b53df2c6",
      "randomness": "0x247f7e265dac32cd66459c36be76ce3945a0ebad44ce0ff61eda33e8a31fc332"
    }
  ],
  "blockNumber": "7,408,063"
}

{
  "Sr25519": "0x5ec647ba2cbf41ec9b10930abe66fb3ec120b7465b22c50355c63e2b67ec7e521a386c25912475928c06162ec753ab267302133ef11979ad2ba23feef8895084"
}