Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,569,656",
      "signature": "0x9413b4fc8b5f23e05825eb74635b063637e8f90db42faf78a061466e598502f1b8b36008b9f75b017665e328e5611b7a",
      "randomness": "0x891f898ce3ce1952f601d1bcd3d46b1d723fe09319e77627a292c85489222897"
    }
  ],
  "blockNumber": "7,412,749"
}

{
  "Sr25519": "0x34a62fbafb2af05a99670a6448bf0377c168974b70743e3a348fe981ae38a051ddea7ffa4b9413b470306def3836a144171897045c943000c2394e748af5f682"
}