Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,551,902",
      "signature": "0xb6e0ec81b41f248dd1b4166745dea910c93111e105f57d539d8de1513294443f6bc613c4832b4b5e551043928f8b99d2",
      "randomness": "0x393b050c6f86309e5ade994f4521a10bbdad7a564ba2d29585a40746f4f7f18d"
    }
  ],
  "blockNumber": "7,408,311"
}

{
  "Sr25519": "0xfcf9ccb40d0324721ca894876e549316b1d71323a82c7d182faaafbd6f7d01015ae799cb6613f1c0a625161771b8c9fb15d9c47d1441c24873ccb18798d9db83"
}