Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,558,572",
      "signature": "0xa92a5f36e1be2a7cf000f527b31c5805e457ab95afc3eb5250670d99d7eb6a380d26a10acc08a6e824d11096a5134164",
      "randomness": "0xc40220d2b77ea13303746703b15ef7608d1837fb4a97d9ac4ca6451abc4d1a3a"
    }
  ],
  "blockNumber": "7,409,978"
}

{
  "Sr25519": "0x7e1fd098ce3cbe2fa52f00a9ef76756d9c82f50173667a59458053505e085e7647fba57b7b8f8f515dec8e0d4d860a2cbce41738e91c7ac5159d222fbe5b098b"
}