Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,600,109",
      "signature": "0xa1f33abd5acbca30eb7c62560cebca6ea12265e21172d74d9f6e48cbfc20c446e2cade08f161643ed718853539048c59",
      "randomness": "0x929e459ce90f4aa792b1fbf9e6982e5cfeb13b64b102898f11d1dda5beb95178"
    }
  ],
  "blockNumber": "7,420,344"
}

{
  "Sr25519": "0x94e625acc4cb94b54deab09c730a7ebc2476704d47ae8822f53c4865aff9702796d6739f2cc65ef3958b8b16ca3b7b224c7988df821f8c2f4848c27192967986"
}