Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,543,303",
      "signature": "0xb0fdfd2a16b5336dccb43bd12718f2194f78146005f03f62cca0528c58efbac853bb52142534380d1968d3718b60a59e",
      "randomness": "0x0484bb78450de22cc366729249813dffc8446b638f65abb98b673800dd36f0d8"
    }
  ],
  "blockNumber": "7,406,161"
}

{
  "Sr25519": "0x84bc0b97e016a5a4e42a25c93c408fa3a1bea69840527a91f62bf8736fe5e25238d3d2673a8460e06111f61010c2f2973a8f7ce1618e3a8659cb998d1296578f"
}