Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,587,951",
      "signature": "0xa1e8b859ffe99c9ad91f2e7b6c8bf042cebd096984bdf957a0b030bbf7f73fb70315c5d4087808c0fc6e94b0d2c4cb62",
      "randomness": "0xe84b60567f6bb93f6d40603c96d48a3366ecc2410cc4698b34d67d178f2a0a0a"
    }
  ],
  "blockNumber": "7,417,310"
}

{
  "Sr25519": "0x64ddf878823df5b2b939960e308282834dd694b3e4112c98789e2d8b3b38446916d3510c1433a268536e6ef412acb6c10fdf3a29f60edfc2b7a0ef565b256684"
}