Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,556,544",
      "signature": "0x99187108d97a4b43f954c8e2ea19179437bfb53c7133ec4d36f3443e57d809afbfbf9d38816f2981c2584611b9a3f885",
      "randomness": "0xd43d58971691003c0de89dc277720b393811c71d64ddd2058141ae87a998b48a"
    }
  ],
  "blockNumber": "7,409,471"
}

{
  "Sr25519": "0x08a677ed7e58f699e6880276f635596716df737f0cba06187072844cbdc1e11c4280a17ab5be5a45d742c54271fcb664221a7e76ca24067b88a3eb84f9511085"
}