Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,619,871",
      "signature": "0xa6080e3b5a701ea6166490471b1d39c90a47b33b27760c3e07c89117879a2e2187bd87c1dfc5c2eef3caaac22f7052f0",
      "randomness": "0xb437ab7a850ee809f5a3ef7343a5d2eb67134c5fe86c05eb225310aba6d0c3ed"
    }
  ],
  "blockNumber": "7,425,283"
}

{
  "Sr25519": "0x28338db1ba2078624316cbf6c460ca2d14fdf4cc8ba894d5ec73580bc7b772788e9610dcca97180231a96af313437c20ed0e6609ff2d01f150bd2be3c65c7487"
}