Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,598,054",
      "signature": "0x883002ef9d4afb131a5d30cb12a8863db0c24f9cede54fe677c398c4148844374ef400e3e1e971d793f279ae0cc4e970",
      "randomness": "0x2ccdaf10d906e992596884da00446a2cf2f2c506783ea2f406b5e76675bc5de1"
    }
  ],
  "blockNumber": "7,419,830"
}

{
  "Sr25519": "0x0a7c1bcf157fd6e85d91b8517113770079ded75962af5cbec19093fb9717b9797ebfed048840942753275a74a0c5f249685cdf810d558de10451dc069a6fea85"
}