Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,612,701",
      "signature": "0xb905e14f9bf8751d4c5d396ca303a8d75b0664567f751f225ef086534c7e80f8ce11d7e238cec4d5f2b9c6a7fcdb99d8",
      "randomness": "0xb6f140c33a350ff0e80c7f54cbaf181b45abae700fab0e8af3ff7d6e7f6af8b0"
    }
  ],
  "blockNumber": "7,423,491"
}

{
  "Sr25519": "0x72600ec723a54d1ddea9257db44c517453e08874ac5fa37d977376a5b235791f636c4b67e5c96ce402a7ba7c85bb98f048067725749455f1a2436959e135ad81"
}