Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,554,555",
      "signature": "0xb20e712975a576cb1f4db65e89050469d89806c0224b8ed0121b46eada17d266ec14803295c03ab0ab80cd7b22a74d97",
      "randomness": "0x454a49673af921d9119efb5055d1b004687e8825fee69e4baa056d3e8384debe"
    }
  ],
  "blockNumber": "7,408,974"
}

{
  "Sr25519": "0x14e4ecccb5eee67ff993b683017cf5fecf05b0f3ad763f568eb2d64d249713657557bb4e2db7345c547dd23dcb76be5a90eeadab22ef650e6efc18fef8c38d8e"
}