Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,540,656",
      "signature": "0xa7b02bb74a7f95c0337abbe65ac380e73040a47c1d490f6c949b14a763108642de7d2544ef2bc8dbc077b46b23423c43",
      "randomness": "0xf831a9c4a1c554f67dd4fd8850dc0852a0f1f3aa9f3fdaa45ce858024515ef98"
    }
  ],
  "blockNumber": "7,405,499"
}

{
  "Sr25519": "0xe20a5e1f3db63f421c9c3fc2132c70e930029ec3837baed0c6077b7648377f0a3cd28fac3621b25034a1d48a10fcadcb554287081fdda80af618a025cf17f986"
}