Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,561,370",
      "signature": "0x92ce86073dbcd8f1bc0dda87b0ed648f3059c717222c8e7768e9db45388defaeb4278d6e1962ca883334962a4f1bd5a4",
      "randomness": "0x6a607f67830f063ca7524865796f5515f00db556f39059f03d4807adcbbe0b19"
    }
  ],
  "blockNumber": "7,410,678"
}

{
  "Sr25519": "0x226ef0943435ccec5c874ebc549688208b308176fe72ef180e521cbe9aed4f4274417530111eab38c835e368153ba0bc9520c8ee6051c184ecdf0909f6b6ce85"
}