Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,581,296",
      "signature": "0xb6d0589713144fbac8f6b8faa589abad2b24d019a5f3e992c4d7d9ed683db9be160d0c8d4c9411c642063b493de97c29",
      "randomness": "0x478c3e85515266eb0067067729735542945acab1d38af9f3e46d7a58acfa5431"
    }
  ],
  "blockNumber": "7,415,646"
}

{
  "Sr25519": "0x6a1241dee654482eab258c44275bffd528b638b545a5ec87425aed5de7ad193208ae298571f4c57078d074231716bf5dddc1042472b44d00752d142269001a8b"
}