Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,537,891",
      "signature": "0xab47336b8b381e50e2524ae708a98ebed70b25ebf183c67ec840702e286916c7ac083caf58259508fd3bc4e9e6c9adb1",
      "randomness": "0xc44b03e47f3238eb4c6bf5bd1e51f498cddb92dc7fe92f0c37f7ce011635a5b8"
    }
  ],
  "blockNumber": "7,404,808"
}

{
  "Sr25519": "0x20928accd06661dc7d692f569699d43dc7e2345350c1b261f7f734ce4eb09e5a685736af801e6962e8ce046f740efd8d984e1e6f7119c803a4f35d504e1c0182"
}