Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,578,014",
      "signature": "0xb148b3e6f61d57613616e95aa865dca1ad42ed56f091f1f10979db06ef757a0366cc5246ffdfdb18999dcd4a06dc719c",
      "randomness": "0xe543ac8fcd6b918c3830b5d652364ed6edce5023602c97abe20b90d7982032c4"
    }
  ],
  "blockNumber": "7,414,839"
}

{
  "Sr25519": "0x7e4cd48f41aa27cdd031850cc0396098c36b29f2c0a1b753f34d6a235482694eaf6538ce3d1df6edd607733a1de79685df42fdca69ceebef5dd1e08586a36686"
}