Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,548,909",
      "signature": "0x82deff5f47d62a81fb5391280edbe4a3cc79a871ac2f6d2702e1a800e527d8568be3fbbf294e6146d3ffb6bbaaca392c",
      "randomness": "0x18266560d280aecb9a23b43cff979af89812946c994cf858e5feb9b1e58ed91b"
    }
  ],
  "blockNumber": "7,407,563"
}

{
  "Sr25519": "0xb2b359621c25ffb1ce31b690881f3b6a86f874c39adb9699e440ccd363c859554cfb3cd105a3bef4f571ae53cd93efb0ede7bb1f253df374e7ca7c3f78a79986"
}