Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,569,757",
      "signature": "0xac355ac76f46ac441e2ce84927962cb36c5ab21c95ffa193bc8a0e91b76ae253bb7988b2e16f9df31c1defcf6e3e91ed",
      "randomness": "0xcdd0d7d6faab99cadbf8206cbb2c5ceae1c694a23afe9222f5be0139549a55c6"
    }
  ],
  "blockNumber": "7,412,775"
}

{
  "Sr25519": "0xc2e9b8b3b8e6228bce0ebeecd719ca250213cc116b0601821aa2325d55c740744cfd084d7d42dd5235520488dd9a418f6d44c69fb2d957b0f0786143b8de9587"
}