Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,389",
      "signature": "0xb5fb786a1f020d8e85838f4f0034b96df9437baaa828b1853bd17b06dd66dadcb5668b5148eceab5c35ab507b11cf19c",
      "randomness": "0xc0a0c5767758168f11cc42d7790dbc44d40936de0a1757ea0ed1103986b136cd"
    }
  ],
  "blockNumber": "7,405,183"
}

{
  "Sr25519": "0x542b487a403a9d48663e1051c91b98890a164a327a9538ff9e0215b6b8c96e48eb6a802968d41fc73d7e3347ac5697b585fad77d5f5934a3f6cc420f89135b83"
}