Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,595,390",
      "signature": "0x980730689623cb5ba41be7e8147505b8442846084b0aa71c93b9437a22a24b570418d28dfcc0d3e66f6cac4d5f9d401c",
      "randomness": "0x05516e46a5a97bb433f3c64e8c7102242ad8aab0958497b99673835c1e731d5a"
    }
  ],
  "blockNumber": "7,419,164"
}

{
  "Sr25519": "0x8a3344c3c600b2aaf7fd3265e60a3d35aa2c50e3fbd32f9386460430ca575f2505d01d406412d79a1e4c0a1c5100df51af000897e0a2abc4a71481fa3fda598d"
}