Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,568,189",
      "signature": "0xac3f8e693267eb01e2e378060fbfc1e1b2517e63d43a9850ca5e7638f5c680625626449611940d5924620c1ee572c346",
      "randomness": "0x4a20a04593131fa54b587f5721bd81b840b77fb794725f7d7bbaeabeccc997d6"
    }
  ],
  "blockNumber": "7,412,383"
}

{
  "Sr25519": "0x7e72f2bb447219697646c2b79c5ee6a500e7a564ac5a13d7da010054e87ac424f99bd9810b0f3f7f804ff34d976fa4b692075d5963e967927d4a09cf208d1d89"
}