Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,541,850",
      "signature": "0x83cb0bc579935b0798d939e6ccccbc490f2ee0c183964c52733b92bfb53b8bf396a3322a91eafbd9e516d7544d0736f9",
      "randomness": "0x31412c177f6c195f2304e9b41732bec9898621d93e72b55a5d50b80d3fcc2d97"
    }
  ],
  "blockNumber": "7,405,798"
}

{
  "Sr25519": "0x662f639471dfbc3400709d0ee6d135835178512a4b29074d5c9667806c002e1131722fddce70b5c2ab979019b00a076b94b8f6bab688f221a976aba784937b8f"
}