Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,852",
      "signature": "0x90a667370350cdc423a75ba577f49f9f3aa7d6b8a77b0b25901edacdc570e3d6c2c10dfab954b80305e439fc5efcddd8",
      "randomness": "0xebd87a36fbed59832b8c1cf6f87355ff843b262a20e3bba77191996ab1019ddb"
    }
  ],
  "blockNumber": "7,409,798"
}

{
  "Sr25519": "0xf4d8da2af8ff858b99537dc4d8a79549778836ec279bacf83d1dd205bdd7fb4b0d01403c32ecc89364413e1fb26a1f528ad24cdb815d8c2ef8a72b6f46be7680"
}