Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,590",
      "signature": "0x82403b3c582c52730992ae8d63d6771a85d8732e4650008762fc2c9909791ae6152ecdd8a2e935b1cfca5b7efd741a53",
      "randomness": "0x5a8200823e2a395ade096813641ce8f171819aa8e33f646c3a595fcfdfa8cf3e"
    }
  ],
  "blockNumber": "7,408,483"
}

{
  "Sr25519": "0x1aab972263bfdf06ef8f552426dd67b6832f82b6bbc97a8905c0a903fa13013f3bff27b9ff484b8dcc254f13e2ff4cedfd5337ec246ecc78e039962889be5f86"
}