Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,599,391",
      "signature": "0xb86067a930c240e274c5e4040155fc2a3e0fff39d1a7ff823b9327c10b796baed540ce6539548894d88535371c22767e",
      "randomness": "0x559a5ca674fad53868b8500e357a9e925a18338e998d4e30e07105351ae2ff23"
    }
  ],
  "blockNumber": "7,420,164"
}

{
  "Sr25519": "0x7c5903b49b364d7a27fae0527cbf095466f0c4cce816586374ceb4e2c09bde3f13250700a92dc4afcb71b6c59a34e2728fee5610228099e3a46f2c4ec9d6618d"
}