Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,577,771",
      "signature": "0x8ac0c60b13ef2df763f83ccb22a6f09c28c25f055aef53d3f8a9a44b0c6ba80a594bcf064aaca70bc6fe98ca67ef67de",
      "randomness": "0x25b978352771074c9f88211cd693a8ef392628b86743017ab0198e0a1e7b813d"
    }
  ],
  "blockNumber": "7,414,778"
}

{
  "Sr25519": "0x02711cb2d49d8cdcf8fb57551cc2ba9df7067c566b984e4932cc51755d4b3552eea166eeefd5edadfcc31db58234bed57c120f7c376e043ffca99407617d2181"
}