Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,544,830",
      "signature": "0xa0116568c2c87a464ecd346a5bc7acd1d91d45e60540cb90e9710b8da1427bfbbf476f1b0f0ba80a81f2b6d22b367a55",
      "randomness": "0x646e90409edf305aa34a92caa4234790281a6caec076009c1a81dee1c56113f3"
    }
  ],
  "blockNumber": "7,406,543"
}

{
  "Sr25519": "0xc05a1b346cdbbca235b2e256b0ec5f79e8a24e40e0670d3ac654b97ddd69822adb2c06291d457db9170ac21f5c2b856246fb799e1104011d5cd84936a8ba598b"
}