Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,567,630",
      "signature": "0xb8bfd9e4a4e17204983f9ec7ac3b171b2784686c23bd5db351e4100be6db99e90b3e65ffddafe3fd0b0f8e125660afc7",
      "randomness": "0xc169dc80e1fcafe01a0933e173801e3f732ac3d2c4a7e32d238073109678afc2"
    }
  ],
  "blockNumber": "7,412,243"
}

{
  "Sr25519": "0x72a20bfb7749d6942498161b8561f7c19295925ce2f0e48116bc664db5f46a187b3e1cb1a40a2d18a12ecf1572ff7e45be0d3f3c6400e0b05c466843db642688"
}