Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,656,989",
      "signature": "0xb8bd6b3a6ea42b9b3d29e630469cd2b22ae4219aa27bdf054cd64c578641f77651ba635d8031f79dc865177414901858",
      "randomness": "0x618f7ea86d223cec460a10adbb246b05e7ae996e6715359c2fb236fccb481f23"
    }
  ],
  "blockNumber": "7,434,552"
}

{
  "Sr25519": "0xd2b9f7e603067aaecd6d180a3dcef55221fef8a5c184e027ba4b8e4aacbffb652e93e782afd9d2eca5f0d4a9286ce4ed3df79ae6088581f538cd248875623d80"
}