Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,654,910",
      "signature": "0xb468c210f6a3d99a88cbfb295c5ba84363db4c416edc50c28dd779b372a1ea2c9f724476b09e7afb0290a97301de3af8",
      "randomness": "0x2e110f62c183b5e39f911a63b609638c2bbf208aa09dc7748fa340fc8e89cb9d"
    }
  ],
  "blockNumber": "7,434,032"
}

{
  "Sr25519": "0xde42617a78ee2d3d1f6d4e84ba2d3d87e0ed1a35ba1b95c845c8417b19f27e0205fa4a8813b2f83173b403c49191b202b4a6933b82398ea140f7538d71e76a83"
}