Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,660,892",
      "signature": "0x98f0348df11625c54784f91758e9da494ef104004b67bf17160ca65dfcd6f178dec408f2054c917e8d6cfda41bc8728c",
      "randomness": "0x6e1c1e8ca97de96e71734728e1378566bf032462074cc8931ca06bf033e31066"
    }
  ],
  "blockNumber": "7,435,521"
}

{
  "Sr25519": "0xbcaea893d43ff2fe5c648654063a2f6659c009667e0caf734431acf7505d3676927995bddb21f75f33de0de414a5106650cd8366597c4feb77634abd4379848f"
}