Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,540,972",
      "signature": "0xa88826dcc1d778c4accf61a7925040164f5a26c4ca4cd085620685fffa4da527fe0330d6a200fcaee3393ea02ce7fb96",
      "randomness": "0xb5fad74a7bc46b7b1a3c7bb8c0318a777d57654a0638261a04c08259fa0c72e3"
    }
  ],
  "blockNumber": "7,405,578"
}

{
  "Sr25519": "0xc47371d690bbc85cfb17f923f5d5c72595a26f7d54ba1f4ba61aaea44a663955dea3ceb8f7c827c42e0e6ec6b1275226e794ea2bacfa3e3409f5d257e13d2488"
}