Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,642,271",
      "signature": "0xa960bd96a6754a2a91cd64529ffd22737afb80b5c8a6b314e4398a82cf7aca9f53b3cd5fb9e69aae25ea77aa18f4b42c",
      "randomness": "0x62f6eea2cd9004220a59b4be3069f1407ce3cdcf5a85262fd79aae218452bdfe"
    }
  ],
  "blockNumber": "7,430,872"
}

{
  "Sr25519": "0x3eccc6e3bd1f76f731d98e73611e1112f6f7e1b54cb0f7ebddb08010bf8755533e8327559660baaa61b82fd2192ab1b6628b97794f205b4dc5d23089c5700a88"
}