Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,612,060",
      "signature": "0x818209e51ba21ed6d395bb17087105eb5974fb26b6295e5e04e59e3dd886497481f388bb25965602645fc2a3cfd0fd3b",
      "randomness": "0xf3a66ef2ad87983f8e369954c5883c39eae7a1ca88e225758f08296fd858f27e"
    }
  ],
  "blockNumber": "7,423,331"
}

{
  "Sr25519": "0xfe3854e0abe5ef5b6a1008a84ffebd6dff0a129ef0682997b5747e893bdf687f8edfbef4ad49841e76d9be2d2b3a5bc8b5fe43a32f457f53cd4c9b4cb7421b8c"
}