Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,228",
      "signature": "0xa10c400512c58c56f57d4f0b1be6d07bbb0f6e338ca091c9a3ad371631524ba054f0cc1bbadf76cf037e6334640d38a8",
      "randomness": "0x109542aa87e608b81e9821c6f34bbee9c227127b11a42cc8c5cdf371ea3d5ff0"
    }
  ],
  "blockNumber": "7,409,643"
}

{
  "Sr25519": "0x6c6db2850013e91e6e5c84c3f4dcd8d654876e3eb6a4f24466f01131810deb4b192d3c3ce2dbb08cd8353df3e7812cf87e42d80040ef41a692ea73e165314884"
}