Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,605,126",
      "signature": "0x888e3810d989a70f5528d87ec200785ad39255aa54fa5f25f8806889def1006925d088c0d13375ab9f60bf65938471db",
      "randomness": "0xf4d27dfc00143349fae9ecbdae8d3e1bcfb31003ca5359d5e29e9176b35f509f"
    }
  ],
  "blockNumber": "7,421,598"
}

{
  "Sr25519": "0x60ca9124adbcdf94501767d8313f9bfa69b9b214697683728f4bd20084676d2bf4a222e92dbd6b004c21a8aef81b175206ba74afe84d61cb81fc27616e8c2c82"
}