Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,604,458",
      "signature": "0x8165723bab9afc9fc4e5f7512dfc4dcffa401024a493c8b239e5ee208005929ddab335a6d89844a907991e688c79001a",
      "randomness": "0xcae50b17f49f78a8b7d1ea21a10c097069faf6ab87f9e1ed96f2283d90738f6a"
    }
  ],
  "blockNumber": "7,421,431"
}

{
  "Sr25519": "0x0cc577b67bd606125cfeaf3c5739e049865c8f21bdc968e1b7778372dab9a409a7d46513832b5234970d9eddf6c1525aaeb17f23e730e18f02ae3d76624bd882"
}