Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,597,852",
      "signature": "0xb2da77390ae017b48ded2ec90fe65433232ac02f401582c5b875b0a55d662dbcf9299abfbf13b69fb37c62889ccc2560",
      "randomness": "0x0b349786230974a51f30c341abfed8e9a5877cde0b907d9ebbba1fb9adb801b7"
    }
  ],
  "blockNumber": "7,419,779"
}

{
  "Sr25519": "0xd878e1e60d46c8eda43f62fe7a488865d69cecc43374c048a8d530fdb85ec5774b29ddd1d1f9c31c777756578e367967da04102d299044aca58be68c82f8f58e"
}