Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,589,342",
      "signature": "0xb70cdf36e4a54ca899b73bd7c31b68b046e2a8c808726c34b4fd02db4fb89ed6be52d4937dcb0e459195b79ed5e4fe8b",
      "randomness": "0x75bdae5bb24216652d3b695e6f16dcfa464f2cac9b9892d9276c8810920387f3"
    }
  ],
  "blockNumber": "7,417,658"
}

{
  "Sr25519": "0xe43a65686c7da686b126e42270833fecd44ee2a514ebe46cc921fe0ab11f0b34a9702e711d39945ff21c5f18af6ae520594d22652808b0f0fa4692348c330280"
}