Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,310",
      "signature": "0xaefe652f7143a99e59279dfc79f92e67da705d87733f1c078f7331162c9190bf02a4e94e0c39fe1011751308048726ac",
      "randomness": "0x6f7f13caab847fe2605cacc12c0307481f2727d4d0a7d6df7098fc75368f245d"
    }
  ],
  "blockNumber": "7,405,163"
}

{
  "Sr25519": "0x9e90c2f7c2a43f3af30424dfe9c87fe7897e05bb844d818895d3c67f94e71165c8a9d4c140f63078e27846a98ee9519c848c843a43742663777c03ad96af6e8c"
}