Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,251",
      "signature": "0xb0e9b0eb60bac9c7082cd114b03b8634631287eba415b288f2b213ea037752bb44e8588d76bc76fd12c64c4a8061b2ed",
      "randomness": "0x2f885332e6fe1bbe119c4ff0c107725a96cb4ed71395513c0e3bb254efd2b149"
    }
  ],
  "blockNumber": "7,413,898"
}

{
  "Sr25519": "0xfa5155d3ba24d002bb21fdcaf0802643517e585968e50f2c08ea7918857de446207462f9f60297a227803dd1e181fc931eaccc3bffaf4db90bffa507b949d782"
}