Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,640,556",
      "signature": "0xad1bc239f19ec0a4419d252fda61c9785c821105732a04c5029300053f2ddab65a1029aa9197379a48735ccfadddb453",
      "randomness": "0xa154b985aca5265589c99b275f60c0e13c630d129d67e10e2615c3f065db2be0"
    }
  ],
  "blockNumber": "7,430,450"
}

{
  "Sr25519": "0xfa3803062291a9f431a49af7178e098bc5972dc14489e1d95678b5cc910b8b78423444e035a4db0392d54ff24bd9ce4dcfa95caddc3aa16cc217c576c0ba248e"
}