Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,834",
      "signature": "0xa027c25cbec84fa8996046a58ee3d01b36f93b307f013518bd472ec345dd2d62672c7a84812248833c375988abf277b7",
      "randomness": "0x237d0c386e7fc705541edfecb81961c90d1c8110ea837caa02b59fd03ba9cd5e"
    }
  ],
  "blockNumber": "7,408,294"
}

{
  "Sr25519": "0x7c5d0e21a0676783f7bad3ca322d14efee8e571b73d91db71b69779eacd84a233e409e8f21555fc65180933b2580daa68fec06883ddca5688695b540fbf67389"
}