Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,028",
      "signature": "0xa4e9ca9cb5242c28b3e739fd1b62bdf89acb253385b7bb2643c9de87f3dd050807a6c66f979a1d1b0ae1b796b6678bf9",
      "randomness": "0x9f3acaa3465b5cb183b9f9e443e12b72a4dd703a89f6f5e205bd5481a4a93e72"
    }
  ],
  "blockNumber": "7,408,843"
}

{
  "Sr25519": "0xca77c01e727592be22f92ee9898ae654e8101ef1d0158fb070422f8ba3e0ac7285b13b046d3718f0e0a51f097089e23b0c9942c0717011ce026fa0f403b8ed8c"
}