Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,598,981",
      "signature": "0xb3630a56da1eef8293affcab1dfaf8ecf37cf91e2f5e4d4dee69419f06296f8e0e259d17766f62fe47ca11f6c532d4b6",
      "randomness": "0x37e12be2f11962396c081f31f16809addf0b10c4789f86414534266eaf32eec8"
    }
  ],
  "blockNumber": "7,420,062"
}

{
  "Sr25519": "0x0aca736eec70c8261a8c7a79917d4f7706914e08c268008456058a25ee532e6b7137a680255e35e0a14e72ccf21deeb5f21e07b0e35018e75b35120921abc185"
}