Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,572,613",
      "signature": "0xb59938a525fc0b97dc8c18520dcadd9469a7fa7699be59e44780ddf4f6548b9fc5c8ba4652c74fc03d328336064a5cb0",
      "randomness": "0xf98d6d87aaae89d9151c1d56ebe4686044bd0236aca8aa8a7e8b9bfbd5b2d35f"
    }
  ],
  "blockNumber": "7,413,489"
}

{
  "Sr25519": "0xaa67f9091a4cf783b446a708d2f70dcbd27af46d0b537a8aea1b649c90e1002e01a36083ae330c7ba348bc514e6aba815f4c97d3918f73c3e664818e0789978b"
}