Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,542,428",
      "signature": "0xb70809e54a4a1476b8ad02258d70fe6e74e140b496d43e5ac328fec13fd63af2be6962766a019666377895a7899be21c",
      "randomness": "0xbd7e4f63f927dfe4e3cd73c05cb82c64769b6dd347cb285829daa6892d52540a"
    }
  ],
  "blockNumber": "7,405,943"
}

{
  "Sr25519": "0x3e5f6648b88b6d76330df8458480ff5ee470f7516f59c80645bd8da8a1d38c5293351170faf666bc3d4f3c106e65033a0455655bf7725f47aa7d897b82dd018c"
}