Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,558,109",
      "signature": "0x8487518012488a4baf7ba0cc74addc0de48ee4f1e6a2707e687af94335d414e9a824f2f79cefa10d0a46c646529152d6",
      "randomness": "0xa3c0a7ac595a8cb51d3cc7b66ed4edf88c5aa774d2c247c0054887d11f5d0c4b"
    }
  ],
  "blockNumber": "7,409,863"
}

{
  "Sr25519": "0x3cf4e4c88633b8aaaca9123e018a7af3a0ec6f797cdd18aeeb779213a45c2611646f4f5dede7dc75fe5dcb6cee2e4d5e090e05f212239833d8cd03e159484f85"
}