Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,558,012",
      "signature": "0x98447242e99f4190e43c7313bb9820a4a7599ca0339e692ed9c4cea6f92110d22615f6038ecf5d035b5e7a564cb2a7b5",
      "randomness": "0xc69606373ea18ee3037648182f503b255cb9271c792e760f5116ddf2ffc3016d"
    }
  ],
  "blockNumber": "7,409,838"
}

{
  "Sr25519": "0xf25a28dfa1fb21af8fd86e432b98956ad8baeb8f77f7839d9028bc6a3c021e25421492483c07f738bf8fcf150ab8f206809a15bf82893ab9c31dd0840bc9f885"
}