Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,550",
      "signature": "0xb0247f1619afc9e0b572f34d48c0b1ebf0b6a58065d01e3b77fc7b89423f8b16f4ac4456016e0773b78c7c78a4a4b368",
      "randomness": "0x551c5ab121d252296b09fdae26758579f01793e861df6f4b8b934ef8ac0ecded"
    }
  ],
  "blockNumber": "7,409,223"
}

{
  "Sr25519": "0x1e8f3463531023d608f1e6f0dc8b8337d18229080d2c85a28e305254146a0d2cb22267881cb2b1d2610f192218b9f1dc31667bd65325fa0aab1cb908d75e2388"
}