Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,578,296",
      "signature": "0x8209a77a612fd932c17e2a21f219fd14260b4a583ddbb87a3e938595aa998129de9611088599722789f446c10813d4f5",
      "randomness": "0x6ca3c30fe09c9d3208225b2185b51376ff1e53862a383d4bb0e2c84fb363e9bf"
    }
  ],
  "blockNumber": "7,414,909"
}

{
  "Sr25519": "0xb425f27dc985f6624fd0ae3b801d90f81efc90491146fa03e698c71f4b2bc358f9c07fdd7c4a3c254468949d4c3f9bb4ea5845332e362a67cc7b0391a3e42e80"
}