Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,624,134",
      "signature": "0xb65bac27ecbb42acf4c86e21e797d456003e0594b725b530d613e3452a608bd5d37b01de6227d76dca0a396afe7a3450",
      "randomness": "0x8c4b27aa4df95c24057f989eaae80c0c70b0b2a991cdd3e0b1ac92cf2f315e18"
    }
  ],
  "blockNumber": "7,426,348"
}

{
  "Sr25519": "0xd60cd0ba527e09d6a03ba1eec5c4f6f59e58f9aecbb564e1a3ca171b5d8b3c67819f35438ecf5dae07a41bb9f762474e6b3ab5243f2369deca8e1442bbdcab83"
}