Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,600,933",
      "signature": "0xb2d7876f8fad88886f038cca2cde704522cd7a0565dfb428cee5a5fd2e7d6b5b84c9a4f922bc2d47a88ea0d817814f10",
      "randomness": "0xb73c80eac14f5b1a7f66796b4b3ab21edf9911fee18b5fcc304985c525abadf5"
    }
  ],
  "blockNumber": "7,420,550"
}

{
  "Sr25519": "0x3e3f2b7937ad12fcfd96778180de70cf500f9b600a4fc661ebe6b4a5157cb63118a595726de93465e55bf05fce45f9e8ebf9a3214d1e6b2a12b64548b7932885"
}