Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,678,831",
      "signature": "0x90e5f4f7afb68170be9e19e6e7069230525a8977390bdc14d08a323c133c4d3557738c08323e60fd3f15e86f5e719941",
      "randomness": "0x0e9d8f8bc05c147b0acffc7714bbec3455ce02b89070001754a749cd15e177cb"
    }
  ],
  "blockNumber": "7,439,994"
}

{
  "Sr25519": "0x66f9abde874799280a0571c42888b7c116f409aa910e77a39b423a06e9c9db50e52ba0dc3aa746785f6728de7f49b3c54d7b823ca7ccd4d7d8ed92c76605f08d"
}