Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,009",
      "signature": "0x911baa0116611c77f93bfb11dc3ad694ed42f2b038ee3601f32ea9156f8de44d5939ee335fbedb78eaf991072409fcd0",
      "randomness": "0x90f45022828160c1e45871255ecb8a7bf12ae3787e76da4a7af4dfa6e468efea"
    }
  ],
  "blockNumber": "7,407,338"
}

{
  "Sr25519": "0x4c2626cc3e736f4f15c9031eca806803ada1d98ea8c0b46f1090f70041a3a640633c4e195da80bd84a5f2f4942bf617023498170659add27de17005d4864b087"
}