Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,610,752",
      "signature": "0xaeab0fdc3950fc4ec09438e71184472c13e59e015aa7a12a87b52604094ab890e9b2477b751ed96f95512718031e188d",
      "randomness": "0x7c7b4a76cde593cceafabd97362122a939aea6f1ac82462c181e80b9318cef29"
    }
  ],
  "blockNumber": "7,423,003"
}

{
  "Sr25519": "0xcafe406143f8a17254157e72a4e26edfaa1e74af9535413d8f237cfe29bc1a34508cbb853975e3750499db84b64f60f17f91abdc1d94ab8fa0c87492e6d5788f"
}