Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,654,970",
      "signature": "0xb113b6420b1b73a66da083444111183d1467485045657f5512c92a1b097381be07bc13a2f8b261548f66ac0f51218d1b",
      "randomness": "0xd06d18256a0dc5ac7fddaab82af3d29c69c5e0566f4b5682b0ac3e33938ec402"
    }
  ],
  "blockNumber": "7,434,047"
}

{
  "Sr25519": "0xbeadf6ec174e95c6228f0e1fc9147d5672046537a51dc570a450c6a6881ee7525ad26bd2d27f62cdf757e8ca4825d5174dad30a7b82910d6c8191a02a0a9668c"
}