Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,546,991",
      "signature": "0xac0f7d596d0dcfa9866a052a4801919d25e90e60e830b6f2d31c127353972f62c4d50eaf9b7d5a2d61f3a8ad6a794fcf",
      "randomness": "0xe6c65aad219fd8096fc3c11c9a9c0d3e4ee76d24d43cc861c6944928fa4c467e"
    }
  ],
  "blockNumber": "7,407,083"
}

{
  "Sr25519": "0xe0cf9adeefa30025a00414ffdfadc9f21f4a367c30d69f91588ab1362c7e256d38ee86812f5df43263be1a07117ba3befd454a9865248a9dda68741ba2c8b084"
}