Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,538,830",
      "signature": "0x81926d17b65e09997559d14b3062dc8121c9e0c8d1455bb0009c570c131f6a520c881311878ea9a06515855ccb7db746",
      "randomness": "0x10984bf6311136fa1a9a0893cc74b6a1130c99704fa5f472662afe9321a6f060"
    }
  ],
  "blockNumber": "7,405,043"
}

{
  "Sr25519": "0xfab758b5c0b688f78b09b52b5c52df00a5f66ff8dbc7d1a776f7c9622b5a735bd28964a642990ec4a821a9c1265b411dd6f0438b8ba7a78b509643be9f128f80"
}