Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,612,714",
      "signature": "0x89353fbed76a39febf28917f1068e2251f595894e1b31511db033818199287969d569c70f83d98540786c4dddd2329d2",
      "randomness": "0x63fe5b1ef226c221210e146422652a93bf542735abb8946b711dde8ed53c0576"
    }
  ],
  "blockNumber": "7,423,494"
}

{
  "Sr25519": "0x9e128a7d4b4d413abcd54575bd45f7824120e38e7a3ba47bf47475ab0c8a5a1570a63947beba467cfb658c008f69c941627e97460de49cd2855911a60abd0384"
}