Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,548,270",
      "signature": "0x88083fddb6af6c56f41d4982567aaace1b6f69ddf81f8c2ec197a478a6d3e352f62d8106976050679aed4b421bbbd842",
      "randomness": "0xe2b5da274f13635e9993f489af7a52cecc9851d2dd2a40cc93d9e0f1aa998f94"
    }
  ],
  "blockNumber": "7,407,403"
}

{
  "Sr25519": "0x202fe6eee91bffb3a1c144f0280d4dbb0bfb1a8280e6de5f1f4455a6850d1164a9010191cbfdada743beb30f368b99edc1735be7278a55a67168bebb8921ce82"
}