Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,607,264",
      "signature": "0x87f02339b4a37ec593cc93e421c199b6d812244ff6751dc97e08c7bde536cc840ca627cc7fc5268216226fab275f16e0",
      "randomness": "0xab5b3d363b122abe98b8539a499d8849bca0320dea53125337164282ca4d9641"
    }
  ],
  "blockNumber": "7,422,132"
}

{
  "Sr25519": "0x548a81603be68c06bc95d716c57658801c33a5c9c404507eb78cd3ceb9bfb22c43f528b97bfdeaa1aa061ea050185743a848a9b417207e4429fbe4c03f6ce081"
}