Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,660,009",
      "signature": "0x80eca69ce5c3e977276ddc65058314fc4450f61781c264493bfb186fb42a8cff52dac152ea70742f2f37fee13acc8e4d",
      "randomness": "0x32c6119048e18f7b9b7d12813863fbbd6312fcb86902cba15916824922ebe806"
    }
  ],
  "blockNumber": "7,435,307"
}

{
  "Sr25519": "0x3c4bdafaed21901e860812b77d6f1b59075648ed6b49101bc890870c96ce850cc34fa827d460c1edbeb7ff9894d7bf2db38a4bc04509ff00ae06df237262a78e"
}