Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,578,464",
      "signature": "0x821fc43f5537dbc862750ab9af45449073028dc5c593e6a78a54e773b452785f3c752a269ef56e317dc4c3221518e1c1",
      "randomness": "0x5379cff661f316539f0817a6b569124d3710c69c7318c52c16341213577a66fa"
    }
  ],
  "blockNumber": "7,414,951"
}

{
  "Sr25519": "0xae4585763d5b0408159726e928bdb032bbbdfa4350b6ea0d4399f0a11e235f359753852e664e16393a1abb6fb92b02affcf9c1e467b972a135d03b329d90b38d"
}