Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,581,152",
      "signature": "0x8ab4d94a3af22cceebaaf365749d999753ccfc1587f7db8b7102349af14f45945d6b7e511e1c5c577c81fd83aaa67654",
      "randomness": "0xfe73a0fa142e7327385e46d0554b3124c5c6069716ea695f8a504aad9bac9a1a"
    }
  ],
  "blockNumber": "7,415,610"
}

{
  "Sr25519": "0x30ef32b900404b61cc8afadcda52b440a9cbbb8527828b5611510a948b95a20e675c211a9090bf3063583dc80d6329085be146c00743c7260a206f9cebc1a180"
}