Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,560,740",
      "signature": "0xb3b9939258a7299c143f97e2c30206ec491183673665258f7e249c1318e599573e6266857813d6f3b0f8fede3eb4118a",
      "randomness": "0x817db03631954f62e229c2f0a244f12bc33df95203fc47a28bc875967458bb29"
    }
  ],
  "blockNumber": "7,410,520"
}

{
  "Sr25519": "0xc0a487c574985d9317130dfd096e005f8ac3208bb9e3a1d8f5896e94e7312400e60bb757bedaac573188e54cd2ed25215d199008f15c9cc2068a5a2f3be4ba85"
}