Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,549,935",
      "signature": "0xb7e88ef6e10177e635a94358072b128d0cc0391ea066c5850c86b4c80404d49bdf3156ad0938b946cab082bf2e067257",
      "randomness": "0xdf676967adc1aa88bc8d4295e38a066d49082a04a565b59dd790fafbb251af56"
    }
  ],
  "blockNumber": "7,407,819"
}

{
  "Sr25519": "0x486cc0f1d8ac76eb184f84c2258b8d48bc71813fc35fcb206b80040cc529fa131fac668ba6a9319bc11c45277b16f9a9df60256e775c5781f0a9c14eb1b3ad89"
}