Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,652,251",
      "signature": "0xb9b0ff1a78fc536467898931fe68e5a675654141c6f1c4f93e84efa297212d6a15e5fc7651708387caf535df5be3e932",
      "randomness": "0x8541f63e4baadc0c11f9bc374c9784de458d24cd90db500412919e99f8863f83"
    }
  ],
  "blockNumber": "7,433,367"
}

{
  "Sr25519": "0x8ea7eec58a7b571f98f13187b51c415eb2a55af1aab2709bc4368bbb0b1387033c3431e670f60dd3ef5d9b891a03495d9b7607826b1e252d430f45b3ecc7ae8f"
}