Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,540,874",
      "signature": "0x8e522e17af1f6dbc89841841f76bf4f6779ecccd0033af56081cbe605aa5135a35709fc14c57aa9e95698c1855403e90",
      "randomness": "0x8653827e352b3a321c15976140ecc199f77f84f931361b0b65ec6f025a9dd85b"
    }
  ],
  "blockNumber": "7,405,554"
}

{
  "Sr25519": "0x86d72d1cf2a1889666172ef54530a4a8c606f64c60b79189b64d41e08402471609a8826561dbaea61395d66f5ce46d9326869e38129a5707d8fbee480a2d7e8b"
}