Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,411",
      "signature": "0xb437fb19abf5fdf344c72daaa987e7975d4a78aa7a897fdb0ab48f38bdc7dd676bf4dc41d4f33b1c2552fc4fc355661d",
      "randomness": "0x6e279b0fdaa26afb6760a1faaebb846dc1b23836c70701bc198a196bc2495e01"
    }
  ],
  "blockNumber": "7,407,438"
}

{
  "Sr25519": "0xf8be21432d5653218540c51ebd7b53b599732be0e4524b7a283c676d7d30c3601ff764bd404acdf8e1b9acf31be1cb586e67b75b88e363807b9dc7e67de5868b"
}