Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,553,850",
      "signature": "0x817c05cc301fbfcb99fa90fe4fd7fc24507f36ca54fe4b19ca17c4242bde9b31b9416325e66d8b5ca6a81202c976735e",
      "randomness": "0x083c4c40ea8483264c1e592df8ff89873c0d7c336a45e96880092da79a9f3c30"
    }
  ],
  "blockNumber": "7,408,798"
}

{
  "Sr25519": "0x6eac80a7178ea6f461bb87b77eaa07aad768c1aaef92321bada58ae4e1b24e3afa4b581d7a346da21a621546a2b00d3e6f393045add5a939af3236e5c611768c"
}