Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,452",
      "signature": "0xaf56c7b0c55e1a84663a1c5233e24ebf9481fac942532b97e443ddd4d3297a841eb33137c46768955a97addd435966c4",
      "randomness": "0x46689d8d25ab757ad74da669592e06a074933c5ac3aa4b0662564ab1c6989322"
    }
  ],
  "blockNumber": "7,409,698"
}

{
  "Sr25519": "0xa8745d922db56f3afd7ca554ebadbb3b9697c89fc5a5ad319d2a297215b37a34ff8cf1b236c0ce63f7b048170cac4d31b13be52443ff7415d9386f6ec5895c82"
}