Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,550,224",
      "signature": "0xa42a27e5abbeb38a6deb5e7f6e96cdf77fab11afe3ceb09bdb4370a32429d6f2d27ad09823f6bd37e6c08c8a9773bca7",
      "randomness": "0x842a7d3600566070ececfa6883905da2a8fd1c1fbef813e4b6a168920cbb91c8"
    }
  ],
  "blockNumber": "7,407,891"
}

{
  "Sr25519": "0x407e4f2f51efa3a4fe912f39be625f6244fb37af803cd6630b7e9eb8be20d54512d3e997c04beb9d04f381153b4c3c217bae4fc2748ba1c96bfd991d49032281"
}