Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,609,451",
      "signature": "0xa90f4810f56899f29777a4b49884250a34dd0372e8351be52f32301d786bd6b06a058a564c0af64f08021db1e24f1811",
      "randomness": "0xe274d4c05876aa8b3c080e6fac9bd14604f28345f507b967906878d70c4ca648"
    }
  ],
  "blockNumber": "7,422,679"
}

{
  "Sr25519": "0xfac9b2b8fa6f6a3796fef5be118ea5748e6dcb9c4c06d4c1ea80666c09a36441d5d818211471f92826031da35013c6ada75c36ea749a65aa335eb97307211a8d"
}