Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,577,834",
      "signature": "0xa1283648c31b4f1077a939c05309c5f1b474000cbca4673045cd0f08d817b727b006479384489a4f20991acf797dfe7e",
      "randomness": "0x4c5640b947c49991c052787b0dbe2f06c3acc7b70a694029e76263abe64c8123"
    }
  ],
  "blockNumber": "7,414,794"
}

{
  "Sr25519": "0x94708ebfa27d5432c00026246601824e5c10f4be2143e061a747dce2099922695d129ada939abd952eabb33596bf6ca1120aebb367d223766a8ca64152e28789"
}