Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,671",
      "signature": "0xaf00dd80d7d6b3946eda0de45f7cd7facb0ac9a08f33b90f0d4701b2cb0877bfbc10fd82071ab79e2ccc00469749c0ae",
      "randomness": "0xe1417b111bf47e0d06dcc834a714e62e190d357e8e87dc2f49cbcd8929938437"
    }
  ],
  "blockNumber": "7,414,003"
}

{
  "Sr25519": "0x9675e97ac46ac6e47d14558ad27a8e2a36c586b9105ecd359f7bf4f515a96125b1b8ddfa6c8c3dfb67d0a3448f9e067a018e498242344e394609b2acc713ce83"
}