Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,542,971",
      "signature": "0xa3a5ba34a5d324f6ab4a16808c8dde5eda0a6b327b96ecdce14747c7e141f53c28721572f59c5e352a0dc271a0099490",
      "randomness": "0xb02078e71345eeedb557acb6bb0432f9f4ac5ac2a8191e6e6902cc3f24092488"
    }
  ],
  "blockNumber": "7,406,078"
}

{
  "Sr25519": "0x46f5bfde1f3ea135182e2807ba65417d237441aa7bf24f813020fdaf71adbe2581a8696c5a6eb0e7f6daed94158cb2f307e3a7226a48de4096ab684f86bdd684"
}