Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,637,449",
      "signature": "0x95a9a00f0460149e8db1c4ffe7c8c3ff02162136c63bf96e1c51567ceba071837ba462670d8d2e0b308745f84cacc3a6",
      "randomness": "0xcafb62b86f22ee4654bad5f3c3785ea084f46bd4b09d765d38ed5d490a580a05"
    }
  ],
  "blockNumber": "7,429,677"
}

{
  "Sr25519": "0xc455a701ee53ee00ef8994333e1fdc9b3eaa56b85d2a54ba145644ea2de2876dc2fe894f9b9744f533e60b17a06220ba2f9708f48f4f5e6d5370173bd39a9e81"
}