Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,554,873",
      "signature": "0x9974f2066c11b3560e24b67876fed875f6609ce1a36f6dd8ae63989af22d5647116d8c9ea906850009cb3f58bdf47654",
      "randomness": "0x4642ec73d6f84369afa39fcb5d3e1695df1e2890fdb73225f0ee0eea9520ac1d"
    }
  ],
  "blockNumber": "7,409,054"
}

{
  "Sr25519": "0xcc0b7fc1482162d57926410cc2712c0461e27d795eb27092bc7f155f8ea13e53afa22f36895fc357a8188eb14f3ab36fcac2f29fdaed4f7a302d3bb03b1b6286"
}