Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,572,489",
      "signature": "0x8d5587c758565c5852da533706ffa09dc111d3500e9bf93f5e6fac9e35eff965030e2d87ce369fadb46784b8cc95262d",
      "randomness": "0x0303828a2a4c351ced9acf6bd861f8c41557806b5b75edd877d621a865dc9494"
    }
  ],
  "blockNumber": "7,413,458"
}

{
  "Sr25519": "0xf60573edcdf09ca8aab099d885b0e3fad537589bfd8216dd93942b7ffbc21a28d02b5c44e80df142cf9cf6b881744d680977f2921159d97a3446cb8de1bc4383"
}