Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,650",
      "signature": "0xb63757c6f0a316035b14d785781fe7fc426f4201290d469f6820a3345fa7c3dd09b869a51ce5e3ceb309a774f6efc19e",
      "randomness": "0x4c79628f8942e0643e5a65c67e00521d0129432c459ba12c2b933ae26dbe94bc"
    }
  ],
  "blockNumber": "7,408,498"
}

{
  "Sr25519": "0x321fc5d133502d8f64a32916c8c5224f9f7231d9689151356a3d5789018bb6076a531ed8cfc352bb4bd36ea92bb8fc04d00734d971aa74fc0628b6b14a52eb82"
}