Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,635,902",
      "signature": "0x886a5ca03dc9ea5fde7157913756c88690a085e3c90d69eb01c47286617d6ad59fc6a04ff624cd2ae1fe5d35f6ede9d0",
      "randomness": "0x1b28109f91fa7d445f1389876f4caf6657ad23b9d2e8105c582e498be51e86b5"
    }
  ],
  "blockNumber": "7,429,290"
}

{
  "Sr25519": "0x149857697dcf732bfa18232569296b93cd8962d607cc2ab8137990c2334e117f1b04f120df065a21269a8c9fdf51582ab5ab925354c91165de5c0f9af265c187"
}