Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,602,215",
      "signature": "0xb371d3adf06a0a970fb300475cacb3d242ee2335b521c63a3f9daf64d6d17d604b6d5107beb892233eaea4ea41b7027f",
      "randomness": "0xda7a99f877c6be0638ef123a9377f74402c56756c694eb0abb0fc728659ad28e"
    }
  ],
  "blockNumber": "7,420,870"
}

{
  "Sr25519": "0xd850344926950a972c772cb8463cb96121a9d7ae3bbf9746256b6c588945ca778fe9495ed72da50b4bc7e33f7d68ed00506de2178bdce8e9bb35a9a2126ba28a"
}