Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,566,670",
      "signature": "0xa36f850d1774d23a0707309a85d9007c568b0c2321d131104978f282b71c509fb7e7c93f35dfee1c4d5a2ec2c6b9281c",
      "randomness": "0x77356b02dda4a3608ae9b04338d446544e092786530916101a20db0074359009"
    }
  ],
  "blockNumber": "7,412,003"
}

{
  "Sr25519": "0xf2404e9a9a9a7d454cf69a1ac25501290610b9f33fafd4488c5d88ead7f75512f945edff082f4274944befd764f4b492cc01160ad65e01defbfeb1e8f2d40880"
}