Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,594,889",
      "signature": "0xa72a4ccec9291c793f34f584e97c63bdd92543f7469156660e0e64d07e462cbfc13e2d8265d73e1d7f8849e51e308325",
      "randomness": "0x6fee15638272d8ed7f88828ae98d64360894c898a22240512fe0163320223a6e"
    }
  ],
  "blockNumber": "7,419,039"
}

{
  "Sr25519": "0x0a7e3af5ed18e3c4470cd3250cf2eecd91c8e716d3d6f690b1d5d23a7271c964e5473f75c1235e37562c1491dd83ad82d7d9e4b23a1f315608e296494bb9ed80"
}