Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,635,496",
      "signature": "0x86d7494035d8f37c79899f636df7bbc40258ed8d3e6681c6d8518698bf511092d65eefc907f14d98a7e57528159c2b28",
      "randomness": "0xa636bc2caed913aed2c66c4701e583c2910501942d95b46e2eb505a7cd575f4b"
    }
  ],
  "blockNumber": "7,429,188"
}

{
  "Sr25519": "0xbe694c25adf8d95aba12dea2b74d78415d2eb14c2dd74c89b6aae9b3cee98e50035eb8fa3c579ce9b1332184c809613bab564559318952204bf1c86d6036da88"
}