Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,583,012",
      "signature": "0x89fa9b905dbeb63db7fb471e1dc0852b56493696ab1102998f109fabafbeb62ad69ec9648df69438d3698ef99a92e921",
      "randomness": "0x9123d022ff6a231d28f3559a412b197b28d08ff5ca19d0b92ea02caff538d8bc"
    }
  ],
  "blockNumber": "7,416,076"
}

{
  "Sr25519": "0x70a44f47bb9d8136d58f3c12877e0b0dd0dae19aad86f8bc6586778b6c096a3557bd296b39ae579598eb1ae0ad1fb6670586dd287289981792fd41bf6303e984"
}