Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,645,132",
      "signature": "0xa1ca47dc9c81b4699fcfb6b894fa3371af6899f59bea3167d747561c398f5e64ed488b7f3993527368dea9d9a380da88",
      "randomness": "0x7e88e39a75197a6126c24308a6dc8c6cd65d4a49eff9843f4c00af458115717c"
    }
  ],
  "blockNumber": "7,431,587"
}

{
  "Sr25519": "0xe827b7fe6a601ba1825fd3f865645456b54f57c67e343ad08447d6fe3cd12f4d2ca6e676496c4b28605bc31a2a43f3523975c35bf49bc9369bdcbd8860931282"
}