Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,610,252",
      "signature": "0xa53537039887d2b369a61282ae5f871c54fc80b7b3b524008c0316bbe0bd1988478d50c291ed9a0a05ba92e4ddba367f",
      "randomness": "0x4bff2d210c2f5ae01b8128d0a4b3f1dd2fe7dadd2abec3e636592e424cc2e960"
    }
  ],
  "blockNumber": "7,422,878"
}

{
  "Sr25519": "0xe8c33c5a8d80fbbba7c14a94c61fce40990dc6ec1c63b2e8aae75c7e44d796076bf429f542e0ef1fd58698b3ba4fbd4e45e3e7fee4964a4588471d89cb4f6b82"
}