Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,557,822",
      "signature": "0xa9fd9bfcfd51a7b72a9c4c6134aace1469bb841e0e403d06a5348b6b08696ca0d7a0f05e47cc7780d119d5848e90c83f",
      "randomness": "0x260673691ff7676defa434f63c0cb808cbf622926577a1cb0efdbd06aaf413ce"
    }
  ],
  "blockNumber": "7,409,791"
}

{
  "Sr25519": "0x9c26e76e480e8adb8f3b800380c1d840057a0f7ccabba782af3f11d835800259e0e3455b3d70fe468135e0103ff659bca74086028847c955d3e37b71e6cf8288"
}