Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,632,671",
      "signature": "0xababc235094d12f6e01f5902235718d5dda4f5dfb39dca68c6a0ecd0ad9c977fe0f73fffd6c189f9c4073cdc71c8e3f4",
      "randomness": "0xb54bdc46120655174249720edab27c06aad88c3048dfbd49489c33705f2a121f"
    }
  ],
  "blockNumber": "7,428,482"
}

{
  "Sr25519": "0x0e8bd4053691a8a5412236b65f63b8f3c6c1617462f67b4f5b67818da7cbf34229269b6cd67c8218e8c74e605d2f9c8cf4283c867c915d29b0f03f290cb90681"
}