Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,655,549",
      "signature": "0xa9dbbbf0a5a01af50a90278e236d0236090a1098831b2a5f5cb867607f2062210d49bacefafac4b52c9bc829a216def2",
      "randomness": "0xc0a1259ebe0e44fa1d85689fa87c2a5a6fe89039e9e39d9640ec9926eb753573"
    }
  ],
  "blockNumber": "7,434,192"
}

{
  "Sr25519": "0x129a9cf5281d581f99499d0e4636ce457dfb94d009ac30e7f19ed4c7bad5701a09f1784cc6fde0247df7772b60f896fbe05123ded312908916602d84e5de5285"
}