Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,578,991",
      "signature": "0xb4e79dd3c7354947fa25836a055956991879e4b7ce155404e543cc779c2a55af62a6cdb9432ac4ac0faa7fbb7fb8aa5e",
      "randomness": "0xddfcd0ca8f2b0b3f7ead8c0735616a8cbe6822baf9eb477c8e723fb0aa5704d1"
    }
  ],
  "blockNumber": "7,415,083"
}

{
  "Sr25519": "0x56f22b13297046b004256fd01785d42b8156108a1626641b4ca738aae6445662195c60bdb3be5a381ebe741d2cf71a46cef806cbf5aaef5140c0ac95200c7183"
}