Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,632,146",
      "signature": "0x87b1377e66f028ba89f3dbe5f94c75d48e2cc861532153118a1601e4d22bef2604a5ac62339901dbd1332016d4cad10e",
      "randomness": "0x64d89c16b92f04cbdfac293ab6f029b0e8e361d868380f44fdbe498abc049ee0"
    }
  ],
  "blockNumber": "7,428,351"
}

{
  "Sr25519": "0xe0ec8c498fb66c3f6c5592ece8d89b09fcddc409703a1a495912d1caf3695e133c96470e7cb20fb63e311422f41f76c437d494043cc12fef693c1ebd0316248c"
}