Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,578,695",
      "signature": "0x827b1968f18a29265c27a0f8d2827b13545d68332d3fc7028c6133d40dedb9c57a26ff843845eee342dd6d1bb7818135",
      "randomness": "0x50594b48a925adecd7aa65dee9412b64158112362f3d3b0e4d2a855b4b314092"
    }
  ],
  "blockNumber": "7,415,009"
}

{
  "Sr25519": "0x484bfdb11aa498238653ce7b6bdc79592ce76b34ce1baef4fbaad9ef3799d3125f98ba9021e018ebf6db8c5210192a76382ba0b36c5c46e9430b29dd47afbd83"
}