Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,557,664",
      "signature": "0x8873c3742b1ee1f515bad1d03ae5ab0bd07a076b1263360fe3e3746865afcb6eee3299302e8a2a77284408086e00dfd7",
      "randomness": "0x69946108b0ace24f7432f32f42dd5c016d333aaf8749d738824134443c0b5fbb"
    }
  ],
  "blockNumber": "7,409,751"
}

{
  "Sr25519": "0x38f6cc0b3263c903138333ffea3ab90fabcb52d99869d35ea2456a7ced070f2748310b980e37808496d1172f4cfb618fc83db703ae12db10efec6f431239c38c"
}