Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,543,130",
      "signature": "0x897f7a2dbe0dbbfa097b03e6ef244a1cbb722c2155c3c0859e6d9b52140693248291cbd8516f8f5cadb999e574057ae8",
      "randomness": "0x3f8cb49d6f074d2aec20657d8ae6261c43c6c4d1f825677eb1f20a505474a01e"
    }
  ],
  "blockNumber": "7,406,118"
}

{
  "Sr25519": "0x4c89076edfb60de647ded02e44ff0b638d88031c69877a7d794c634e63845e4a362d4ac63da9b95681dd585e6651fa254d401c0effdb56162e7578a79688aa8f"
}