Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,552,022",
      "signature": "0x869edb5cec1fbae622401be2dc5cb61fffdcde43c5393045319c4e1db629d796e7b0e3b026534552acc121bbfd938217",
      "randomness": "0x8bb6c828947419c1a1efd517c984a3121c777a1047fcd42a553f3df9477c9d37"
    }
  ],
  "blockNumber": "7,408,341"
}

{
  "Sr25519": "0x6c8802c8e05fc9b509069456e27754cd3a5d051e94cfd9bc8f74858b30fb45467c6a7891e6cb36761943cf90d325b3c7bdb2bd7fe32c9bc7a00837f960826885"
}