Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,598,972",
      "signature": "0xa4bd1e0e3115baf9f3dc6e45a2a1afdb288920dafdd30481778260715e3e5664ead0be342d28b051a3c48fee486af6e3",
      "randomness": "0x5d174956682856a3602a0800c2db7813b195f65318e14227ca7b616e8bec2dc2"
    }
  ],
  "blockNumber": "7,420,059"
}

{
  "Sr25519": "0x7209dd77ed43404560af784255fa099c1a44eab5ac9f54fb993e977849f80e368cf11229b15e1e8ed7ccbcf327e9c40f83495e92caded9b2eea2f0d2bcd5a58c"
}