Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,150",
      "signature": "0xb936219e10ee48141703325d49bff1a5d368d1cad9ea04ac410c2966d017714eda8208c7cbc5296d75caaf78d0e66dc7",
      "randomness": "0xd43b2d18fced262657205459b7f2297b647b5ca8068c857e60874f85b9fe9c6a"
    }
  ],
  "blockNumber": "7,408,623"
}

{
  "Sr25519": "0x6a5f5ff3e1a2cbbdf436bede0f9dd2273ef35a2ce4860d261723e47a6d7530330052f209e116835fd9b05e12f3180b2c282d551acafd0e5ffd6bcd0a9d43e687"
}