Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,602,250",
      "signature": "0x8a961f960efdc854e5a58ba8f822dd0a12b8fbbdd460c73760d27769e0ea646296f090f3aafa2f26564af2491069d236",
      "randomness": "0xa567462e4a02600a0bd2b9bcfbb14e3022ac226b450dbc77a74ca42648017540"
    }
  ],
  "blockNumber": "7,420,879"
}

{
  "Sr25519": "0x604322940186bb4adc8ca31dbbdb82964dd295637f1be08bf33c9f18cdb40c3dca7dfd7686096e649d877b69d88b7e79b62a9107101aad5c280e21583dca7683"
}