Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,610,729",
      "signature": "0xb09b4461ab3536a640b32da2f82903f27d5b8f5091c86ffb693c94a8dd5a8ccf79311883a1eeb37b09875814d49f9157",
      "randomness": "0x0d150ffd08c3c36150c6e023528733f6683546bf823d1c2167881db354f87ab1"
    }
  ],
  "blockNumber": "7,422,998"
}

{
  "Sr25519": "0x4ae7a6a70c8ceb1cad3048d43f55f5425bb70923a1f2fa9165fa3d9365fa137347beb8c4226c674ed6ebb999f60b1de3153da964832a987e802733125db1558c"
}