Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,578,990",
      "signature": "0xa2dcb99ce53af98adb711beb0489f979eefd94e86f577f3031d637e771032d353c71d0f6756775a6d4b3b5a7527a1cfb",
      "randomness": "0x66441911c77c61f307a58f22fa83b1e435193672c435448e8f6dd4770ec9b654"
    }
  ],
  "blockNumber": "7,415,083"
}

{
  "Sr25519": "0x862fada4e24154b3c56c1e83b9b7cb5dae0b3f85f50356a475ca0b49ff3b6107eb85e509e1f2218ba6b3b288abd0dcec57dd635dcb15d9b831d3877bc7104486"
}